Hekatonkyres

Indestructable, Hexproof, Trample, Haste
Whenever Hekatonkyres enters the battlefield, or
a creature you own becomes monstrous or
escapes, tap or untap up to ten permanents.
Then sacrifice Hekatonkyres unless it escaped.
{w}{u}{b}{r}{g}: Monstrosity 10. Mill ten cards.
Escape—{w}{u}{b}{r}{g}, Exile ten other cards from
your graveyard.