🏛️Official — Valve
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Do not abandon a game, even when losing badly
Leaving a match before the ancient falls is a serious social contract violation regardless of how lopsided the score is. Beyond Valve's automated Low Priority penalty system, the community applies strong normative pressure against abandonment. Feeding and then leaving compounds the offense significantly.
Do not intentionally feed (die repeatedly on purpose)
Deliberately running into enemies to hand them kills—whether from frustration, tilting, or to sabotage teammates—is among the most condemned behaviors in Dota 2 culture. The unwritten expectation is to play earnestly until the ancient falls regardless of game state. Valve's grief detection is separate from, and secondary to, the community norm.
Fountain hooking was taboo (historical)
A technique exploiting Pudge's hook combined with displacement abilities to pull enemies directly into the fountain for instant, unavoidable kills. Though technically within the ruleset, the community broadly condemned it as exploiting an engine oversight rather than legitimate play. It gained widespread notoriety in high-stakes professional matches at The International 3 (2013) and Valve subsequently patched it out.
Never type 'GG' in all-chat while the game is still in progress
Typing 'GG' in all-chat before the ancient falls—especially when winning—is considered disrespectful taunting. The custom is to use GG only when the game is definitively over as a mutual acknowledgment, not as a premature victory declaration. Using it mid-game signals poor sportsmanship and invites condemnation.
Pause the game immediately when any player disconnects
When a player—teammate or opponent—loses connection, the expectation is to pause at once and allow time to reconnect. Refusing to pause, or quickly unpausing while an opponent is disconnected, is a serious breach of etiquette. The norm holds even in pub games and is near-absolute in organized competition.
Supports must not take farm (last hits) from the carry in lane
Support players are expected to deny enemy creeps and protect the carry without taking last hits on allied creeps. Stealing farm as a support—depriving the carry of gold and experience during the laning phase—is one of the most commonly cited etiquette violations in Dota 2 and is treated as a fundamental failure of role responsibility.
Only pause for legitimate reasons; do not abuse the pause system
Each team receives a limited number of pauses intended for genuine emergencies—crashes, disconnects, or urgent real-world issues. Using pauses frivolously, pausing at tactically disruptive moments (mid-teamfight), or spam-pausing to tilt opponents is considered a serious abuse of a trust-based system.
Gaming PC meeting tournament minimum specifications; Monitor: minimum 144Hz refresh rate, 24-27 inch display; Mouse and keyboard: players may bring their own peripherals (no programmable macros)
Why people argue about this
People often assume that since Dota 2 is played online globally, LAN play for Major and TI events would be unnecessary, leading them to misunderstand why stable connections are required at all. The confusion arises because Valve emphasizes on minimizing latency issues crucial for team coordination during high-stakes matches, even when players aren't physically in the same room together.
All competitive matches are played on the standard Dota 2 map, which is symmetrically balanced between the Radiant (bottom-left) and Dire (top-right) sides.
Why people argue about this
People often assume that since the map is symmetrically balanced, they can play from anywhere on their side as long as they're in bounds. But actually, the official stance is that players must stay within their designated area based on where their team's base is located to ensure fair play and symmetry across both sides of the map.
Each team consists of 5 active players and 1 coach; Standard positions: Carry (Pos 1), Mid (Pos 2), Offlane (Pos 3), Soft Support (Pos 4), Hard Support (Pos 5); Coaches may communicate during the draft phase and pauses only (not during live gameplay)
Why people argue about this
People often assume that just being a skilled player is enough to compete in Dota 2 matches, forgetting about needing to register through the DPC system. The confusion arises because Valve emphasizes that participation isn't solely based on skill but also requires official recognition within their competitive framework.
All professional matches use Captain's Mode drafting; Each team bans and picks heroes in an alternating sequence; Draft order: Ban-Ban-Ban-Ban — Pick-Pick-Pick-Pick — Ban-Ban-Ban-Ban — Pick-Pick-Pick-Pick — Ban-Ban — Pick-Pick
Why people argue about this
People often think that the Ban-Pick-Ban-Pick sequence is only for selecting heroes from a pool of 10, but they forget about the actual team bans which can target game mechanics like lanes or buffs, leading to confusion and arguments over what exactly constitutes a valid ban in Captain's Mode.
A team wins by destroying the enemy Ancient. Games have no time limit and continue until one Ancient falls or a team concedes.
Why people argue about this
People often think that if both Ancient heroes are destroyed at the same time, it's a draw, which leads to endless debates. Actually, the official verdict is clear: one team wins by destroying their opponent’s Ancient, and games continue until either Ancient falls or one team concedes, regardless of what happens with the other Ancient.
Match fixing: Arranging outcomes or betting on own matches — permanent ban; Cheating: Using hacks, scripts, or unauthorized information — permanent ban; Account boosting: Playing on another player's ranked account — suspension
Why people argue about this
People often assume that penalties for unsportsmanlike conduct in Dota 2 are only warnings or fines, forgetting that they can escalate to permanent bans if severe enough. This confusion arises because these punishments seem mild compared to cheating and arranging outcomes, which leads players to overlook the severity of other violations.
Valve Anti-Cheat (VAC) monitoring on all competitive systems; Player PCs are provided by tournament organizers at LAN events (no personal hardware for system units); USB device whitelisting at Major events
Why people argue about this
People often assume that the mandatory rest periods are only for preventing burnout, when in reality they're designed to catch cheaters who might be pushing their bodies too hard over long tournaments, ensuring both player health and integrity of the game's competitive environment.
Valve Anti-Cheat (VAC) monitoring on all competitive systems; Player PCs are provided by tournament organizers at LAN events (no personal hardware for system units); USB device whitelisting at Major events
Why people argue about this
People often think that anti-cheat measures in Dota 2 are only active during official tournaments, forgetting they're also monitored on all competitive systems at any time. But actually, it's a continuous process to maintain fair play and integrity across LAN events and beyond, not just limited to tournament settings as some might assume.
Unsportsmanlike conduct: Excessive taunting, all-chat abuse — warning to fine; Harassment: Directed personal attacks against players, officials, or staff — fine to suspension; Public statements: Defaming tournament integrity or leaking confidential information — fine
Why people argue about this
People often assume that "Behavioral Violations" in Dota 2 only apply to cheating through hacks, forgetting that it also covers serious offenses like match fixing, which can be just as damaging to the game's integrity and fairness. They overlook the broader definition of what constitutes a violation under this rule.
Soundproof booths or isolation setups at all Major and TI events; White noise played to prevent crowd sound leaking strategy information; Server-side logs retained for all competitive matches
Why people argue about this
People often assume that soundproof booths are only for blocking fan noise, forgetting they're also meant to keep teammates' whispers from leaking strategy in close quarters matches where communication is crucial. They overlook how server logs, which track every move and chat during a match, can still expose strategies even with the booth sealed off.
Match fixing: Arranging outcomes or betting on own matches — permanent ban; Cheating: Using hacks, scripts, or unauthorized information — permanent ban; Account boosting: Playing on another player's ranked account — suspension
Why people argue about this
People often think that only blatant cheating like hacking is punished under Competitive Integrity in Dota 2, but they misunderstand that it includes collusion—like sharing information about enemy strategies—and other offenses like exploiting game bugs or botting matches, which are all considered violations and can lead to bans or suspensions.
Teams may call "GG" (good game) to concede a match; Typing "gg" in team chat initiates a concession countdown; Concession is irreversible once confirmed
Why people argue about this
People often think that conceding in Dota 2 is just about typing "gg," but they overlook the crucial part where it requires a team chat confirmation to initiate the countdown, which makes them miss out on the actual process and thus misunderstand its irreversible nature.
Gaming PC meeting tournament minimum specifications; Monitor: minimum 144Hz refresh rate, 24-27 inch display; Mouse and keyboard: players may bring their own peripherals (no programmable macros)
Why people argue about this
People often assume that programmable macros are just about mouse settings, when in fact they're a keyboard feature allowing for quick key combinations. This leads to misunderstandings since the rule specifically bans them across all peripherals, not just keyboards.
All professional matches use Captain's Mode drafting; Each team bans and picks heroes in an alternating sequence; Draft order: Ban-Ban-Ban-Ban — Pick-Pick-Pick-Pick — Ban-Ban-Ban-Ban — Pick-Pick-Pick-Pick — Ban-Ban — Pick-Pick
Why people argue about this
People often assume that in Dota 2's Captain's Mode, you only get one chance to pick a hero per team during the entire draft process, which leads them to misunderstand how the alternating Ban-Pick-Ban-Pick structure actually works and can lead to more strategic debates about timing their picks or bans.
No intentional exploitation of bugs, glitches, or unintended interactions; Fountain camping or excessive stalling is subject to referee warning; Pauses: each team has a limited number of tactical pauses per match
Why people argue about this
People often assume that in Captain's Mode, teams can ban as many heroes as they want without limit, which leads to misunderstandings about the sequence of bans and picks. The confusion arises because the official rule restricts each team to no more than seven bans or five picks per side, creating a balance that some players find challenging to manage within their preferred strategy.
Roshan: Neutral boss dropping the Aegis of the Immortal (extra life) and later Cheese and Refresher Shard; Tormentors: Twin mini-bosses dropping Aghanim's Shards; Towers: Must be destroyed in order along each lane to access the base
Why people argue about this
People often assume that Key Objectives in Dota 2 encompass only Roshan, Tormentors, Towers, and bases, but they overlook other crucial elements like Dragon, Herald, Rift Herald, and even certain items or abilities that can be considered objectives by the game's designers, leading to debates on what exactly constitutes a Key Objective.
Three lanes: Top, Mid, and Bot — each guarded by towers and creep waves; Jungle: Neutral camps on both sides providing gold and experience; River: Central dividing line containing Roshan's pit and rune spawns
Why people argue about this
People often assume that the map structure in Dota 2 is identical for both teams (Radiant and Dire), which leads them to think they have an unfair advantage or disadvantage based on their starting position. However, the official rule states it's symmetrically balanced, meaning each team starts with a unique but equal set of advantages and challenges regardless of which side they're assigned to.
Group stage: Best-of-2 (BO2) or Best-of-3 (BO3); Playoffs: Best-of-3 (BO3); Grand Finals: Best-of-5 (BO5)
Why people argue about this
People often assume that in Dota 2's Group stage, matches are always Best-of-3 (BO3) instead of knowing it can be either BO2 or BO3 depending on Valve's discretion for each group match. This confusion arises because the official rule doesn't specify whether a BO2 or BO3 format is used, leaving room for interpretation and debate among players and spectators.
LAN play required for Major and TI events; Online league matches: minimum stable connection with <80ms ping; Dedicated tournament servers with anti-cheat monitoring
Why people argue about this
People often assume that the network requirement only applies during Major and TI events, thinking it's just a temporary restriction for these prestigious tournaments. However, they misunderstand that all other online matches must have a stable connection with less than 80ms ping to be considered valid under this rule, not just those happening at Major or TI stages.
Referees: Oversee matches, manage pauses, and enforce competitive rules; Tournament administrators: Handle scheduling, seeding, protests, and appeals; Technical staff: Maintain servers, PCs, and network infrastructure
Why people argue about this
People often assume that officials in Dota 2 are solely responsible for enforcing competitive rules, which they aren't. They also mistakenly believe their role is limited to handling protests only, overlooking their broader responsibilities like managing matches and ensuring fair play throughout the game.
Verbal or written warning; Draft penalty (loss of ban or time reduction); Game forfeiture
Why people argue about this
People often assume that the severity of penalties in Dota 2's penalty tiers is solely based on the player’s skill level, forgetting that context—like whether it was a team or solo match, or if it involved exploiting game mechanics—is equally crucial and can elevate offenses to harsher punishments than they might expect.
Must be registered in the Dota Pro Circuit (DPC) system; Must not be under an active Valve competitive ban; Regional roster lock rules apply during DPC seasons
Why people argue about this
People often assume that just registering for the DPC system automatically makes a player eligible in Dota 2 tournaments, forgetting they also need to ensure there's no active Valve competitive ban on their account. The confusion arises because the official rule emphasizes both conditions must be met simultaneously for eligibility, not just one of them.
Mandatory rest periods between matches at multi-day events; Teams must provide adequate living conditions for bootcamps and team houses; Players have access to mental health resources through their organizations
Why people argue about this
People often assume that the "Player Welfare" rule in Dota 2 means players are forced into mandatory bed rest after matches, which is a misunderstanding of what the rule actually aims to achieve — access to mental health resources and structured breaks between intense play sessions at events, ensuring players' well-being isn't just about physical recovery but also psychological support.
BO2: 2 points for sweep, 1 point each for draw; BO3: First to 2 game wins advances; BO5: First to 3 game wins
Why people argue about this
People often assume that in a BO2 series, each team gets 1 point for winning a map, which leads to an inevitable 1-1 tie if neither side wins both maps. However, they misunderstand that under official Dota 2 rules, teams actually earn 3 points for a win and 0 points for a loss, making the true scoring system more complex than just a simple head-to-head match result.
Official Dota 2 client via Steam; Tournament lobby hosted on Valve servers or tournament-provided dedicated servers; No third-party overlays, assistive software, or unauthorized modifications
Why people argue about this
People often assume that using a third-party overlay is just about aesthetics, so they argue it shouldn't matter for tournament play. In reality, the official Dota 2 client via Steam is crucial because it ensures all players are on an equal footing with the same in-game settings and patches, which can significantly affect gameplay strategy and balance.
Each team consists of 5 active players and 1 coach; Standard positions: Carry (Pos 1), Mid (Pos 2), Offlane (Pos 3), Soft Support (Pos 4), Hard Support (Pos 5); Coaches may communicate during the draft phase and pauses only (not during live gameplay)
Why people argue about this
People often assume that having 5 active players means you can freely swap in and out of the team during a match without restriction, but actually, each player is locked into their position for the duration of the game as per Dota 2's standard setup, which includes one coach to manage strategy and tactics.
Head-to-head record; Game score differential; Time rating (average game duration)
Why people argue about this
People often assume that in Dota 2 tiebreakers, head-to-head record is only considered if game score differential doesn't resolve a tie, but actually, it's used alongside the game score differential right from the start to break ties. This can lead to confusion because they might overlook how both factors are evaluated simultaneously.
A team wins by destroying the enemy Ancient. Games have no time limit and continue until one Ancient falls or a team concedes.
Why people argue about this
People often assume that a team wins as soon as they destroy one Ancient, forgetting that the game continues until both Ancients are down or one team admits defeat. This oversight leads to debates over whether a match should continue when it's clear only one Ancient is left and the other team has no chance of winning in time.