The controller of another player can’t make choices or decisions for that player that aren’t called for by the rules or by any objects. The controller also can’t make any choices or decisions for the player that would be called for by the tournament rules.
October 7, 2022 · Unfinity
rule 723.5b not present in this release
June 10, 2022 · Commander Legends: Battle for Baldur’s Gate
At the end of a subgame of a Vanguard game, each player moves their vanguard card from the subgame command zone to the main-game command zone. This is an exception to rule 312.2.