Information

Tournament Rules section 502 — 25 rules. From Riot's Tournament Rules for sanctioned events, last updated October 9, 2026.

502.1.: Cards have a level of privacy as specified in CR 128. Privacy. These apply to levels of information accessible to the players as well.
502.2.: In addition to these levels of information, some information is derived.
502.2.a.: Derived information is a combination of public information and a player’s own skill or calculation.
502.2.b.: Players are not required to assist opponents in determining derived information.
502.3.: Like cards, other relevant information about the game state can be public, derived, private, or secret.
502.4.: The additional relevant public information includes:
502.4.a.: The current turn player, phase, step, state of the turn, and who has priority and focus.
502.4.b.: If the end of match procedure has entered additional turns and where in the additional turns players are. Players must announce and acknowledge additional turns as they occur. (See 408 for more information on End of Match Procedure.)
502.4.c.: Rune Pools and the number and quantity of resources in them.
502.4.d.: All players’ current scores.
502.4.e.: A permanent’s current state, as distinct from its printed ones.
502.4.f.: Spells and abilities on the Chain, their order, and play choices made for them.
502.4.g.: Spells and abilities that resolved previously in the turn, and the sources of them are themselves public.
502.5.: The additional relevant derived information includes:
502.5.a.: Which public cards have been recycled.
502.5.b.: The order of runes in a Rune Deck.
502.5.c.: Consequences of actions that might happen in the future, such as a unit receiving a Might bonus from the Shield ability if a player attacks.
502.6.: Players must acknowledge changes to public information that result from their cards and effects as those effects would have an observable impact on the game. See 506.3.e. for examples of observable impact.
502.6.a.: As part of acknowledging changes to public information, the accountable player must communicate the change to all other players in an understandable and observable way. Examples include verbally announcing the change, physically indicating the change, or other means of communication understood and agreed upon by all players in the game.
502.7.: Players must answer honestly any questions regarding public information.
502.8.: Players must not represent public or derived information incorrectly.
502.9.: Players must point out discrepancies between announced and recorded public information.
502.10.: Judges are encouraged to help players determine public information, but not derived information.
502.11.: Players are not required to share private information, and may bluff in regards to their private information.
502.12.: In 2v2, teammates may share Private information, including directly showing each other the cards in their hand as defined by 484.8.e. in the Core Rules.