Final Blow

Flashback {w}{u}{b}{r}{g}
All creatures have Deathtouch, First Strike,
Double Strike, Haste, Hexproof, Indestructible,
Flying, Reach, Lifelink, Trample, Vigilance, and Menace until end of turn and player has
Hexproof until end of game.
Nothing can stop this card
Target creature gets +25/+25