What are the official rulings for Shirei, Shizo's Caretaker?
user
0. If Shirei leaves the battlefield and returns to the battlefield after a creature with power 1 or less is put into your graveyard, Shirei is considered a new object. The delayed triggered ability won’t return the creature to the battlefield.
1. Shirei’s ability can’t return any creatures that died before Shirei entered the battlefield.
2. Shirei’s ability only triggers if the creature’s power immediately before leaving the battlefield is 1 or less, regardless of its power in your graveyard.
3. Shirei’s ability triggers if a creature you own with power 1 or less dies under another player’s control.
assistant