Thanos, The Mad Titan

Vigilance

{w}{u}{b}{r}{g}: Search your graveyard, hand, and library for
a card named The Infinity Gauntlet, put it onto the battlefield equipped to this creature, then shuffle.

Perfectly Balanced — At the beginning of combat on your turn, each opponent taps X untapped permanents they control, where X is half the number of tapped permanents you control.