Zoe, Dark Invoker

+5: Create X 3/3 Toy Creature Tokens, X being equal to half your current loyalty, rounded down.
-3: Draw 3 cards, then discard 1 card. You can play that discarded card without paying its mana cost, if it has one.
-7: Create X 3/3 Toy Creature Tokens, X being the number of Toy Creatures you control.