The Halo

Indestructible
{t}: Add {1} to your mana pool
{2}{t}: Destroy target artifact. It's controller may
search their library for a land, reveal it, and put it
in the battlefield, tapped.
{5}{t}: Destroy all nonartifact permanents. Each
player loses life equal to the number of
permanents destroyed this way.
{w}{u}{b}{r}{g}{5}{t}: Target player loses the game.
Exile The Halo.