Defiant Glory

Play this card only just before you would definitely
win the game.
Enchanted creature has +5/+5, has indestructible, flying,
vigilance, trample, and can't be blocked.
{w}{u}{b}{r}{g} sacrifice all creatures you control
and make your life total 1, you win the game.
If this spell is countered, you lose the game.
when this enchantment leaves the battlefield, you lose the game.
We stopped Bolas here, we must save the Multiverse!