Yozekel, World Processor

Devoid (This card has no color.)
Vigilance, Ingest 2

At the beginning of each player's upkeep, that
player exiles the bottom four cards of their library.

{3}{c}{c}, sacrifice two lands that can produce {c},
put twenty-five cards target opponent owns in exile
into their graveyard: Exile that opponent's library.
They may shuffle their hand into their library.