
Whenever one or more creatures attack, you may have target attacking creature gain double strike until end of turn.
Duelist's Heritage has 10 printings, first in Commander 2016 (2016). EDHREC ranks it #1,283 among Commander cards. It appears most in Lightning, Army of One decks (8,090 on EDHREC). 6 public decks on TCG run it. It has 1 official ruling.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.