Grond, Iron-Hell Hammer

Indestructible
Equipped creature gets +4/+4, has trample,
menace, and "Whenever equipped creature
attacks, destroy target creature defending player
controls, unless they sacrifice a land."
Equip {5}{b}{b}
Then Morgoth hurled aloft Grond, the Hammer of the Underworld, and swung it down like a bolt of thunder.