
Creatures can't block.
Bedlam has 5 printings, first in Urza's Saga (1998). EDHREC ranks it #7,022 among Commander cards. It appears most in Bello, Bard of the Brambles decks (3,843 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.