
Commander creatures you own have "Whenever this creature becomes tapped, it and other creatures you control that share a creature type with it each get +2/+0 and gain undying until end of turn." (When a creature with undying dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)
Haunted One has 3 printings, first in Commander Legends: Battle for Baldur's Gate (2022). EDHREC ranks it #4,770 among Commander cards. It appears most in Captain N'ghathrod decks (5,505 on EDHREC). 1 public deck on TCG runs it. It has 10 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.