Hellfire | Magic: The Gathering
Formats Hellfire is Legal in
Official Oracle Text for Hellfire
Official Rulings for Hellfire
10/1/2009 : A creature that regenerates instead of being destroyed doesn't leave the battlefield, so it's not put into a graveyard.
10/1/2009 : A token creature that's destroyed is put into its owner's graveyard, and will be counted by Hellfire's effect. (Immediately after Hellfire finishes resolving, the token will cease to exist.)