Illya, Seraph of Balance

Uncounterable, flying, vigilance, first strike, lifelink, deathtouch, trample, protection from everything
At the beginning of your upkeep, each player
chooses a number of lands they control equal to
the number of lands controlled by the player
who controls the fewest, then sacrifices the rest. Players discard cards and sacrifice creatures, enchantments, artifacts and planeswalker the
same way.