Rust Monster

[Destructive Touch {1}{r}, Instant-Adventure:
Destroy target Artifact or Enchantment, or
Venture Into The Dungeon.]
Menace(This creature can't be blocked except by two
or more creatures.)
Sacrifice an Artifact or Enchantment: This
creature gains +1/0 and Afflict 1 until end of
turn.(This can't be activated more than three times
each turn.)