Qimsori, Calculated Misery

Flying
Spells and abilities your opponents control can't cause you to sacrifice or discard Qimsori, Calculated Misery.
When Qimsori enters the battlefield, each opponent reveals their hand. You may exile any number of nonland cards from them with combined converted mana cost 7 or less. Qimsori gets +1/+1 for each card exiled this way.