Humpty Dumpty, Big Breakfast

Sacrifice Humpy Dumpty: Create 10 Food
Tokens (Artifacts with {2}, {t}, Sacrifice this
artifact: You gain three life).
For the rest of the game, whenever you
sacrifice a Food Token, untap target artifact,
creature, or land you control.
That's one GIGOONDUS yummy omelet!
-- Muskarg, Goblin Gourmet