Mimi, Apocalypse Agent

Hexproof, Provoke, Kawaii (+1/+1 for each cute artifact or creature in play (including herself))
When Mimi enters the game each player chooses
and sacrifices any number of permanents, then
loses 2 Life for each permanent he or she
controls.
Tease—{t}: Reveal your hand, then deal 1 damage
to target player for each card revealed in this way.