XP Grinder

Each upkeep, add 1 XP counter.
{3}: Place an XP counter on XP Grinder.

Remove 2 XP counters: Place a +1/+1 counter on
target creature.
Remove 2 XP counters: Target creature gets
+4/+3 until end of turn.
Remove 3 XP counters: Scry 2, then draw a card.
Remove 4 XP counters: Create a 2/2 zombie
creature token. All creatures gain haste.