Minerva McGonagall

Professor McGonagall casts the Transfiguration Spell on all enemy units when summoned. * After that, for each subsequent Card played, Professor McGonagall casts Transfiguration on a random enemy unit. * When Professor McGonagall is in play, she will summon a Stone Soldier for every 8 Cards you use. * Professor McGonagall's Transfiguration Spell will not bounce between enemies.