CR / RELEASE 2026-07-24
Rule 191.3
For Permanents and Runes, when they Enter the Board, that player is assigned as that Game Object's Controller.
Rule hierarchy
Parent
191Everything ElseDirect children
191.3.aThat player may make decisions about the Game Object's Inherent Abilities.191.3.bThat player may make decisions about the Game Object's Unique Abilities.191.3.cThat player may make decisions about any game effects or decisions necessary while the card is being played.191.3.dThat player may make decisions about any game effects created from "When you play me" effects of Permanents.