
All Sliver creatures have menace. (They can't be blocked except by two or more creatures.)
Two-Headed Sliver has 4 printings, first in Time Spiral (2006). EDHREC ranks it #6,275 among Commander cards. It appears most in The First Sliver decks (11,044 on EDHREC). 1 public deck on TCG runs it. It has 2 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.