Vishal, The Immortal-ish

Sacrfice an artifact: Vishal gains indestructible
until end of turn.
{b}{g}: Vishal Gains lifelink and deathtouch.
{w}{u}{r}: Deal 2 damage to any target, if it is a
creature tap it.
{w}{u}{b}{r}{g}, Sacrifice and artifact: Return target artifact card from your graveyard to the
battlefield.
I will be as strong as Urza...if I don't blow
myself up first