Maddening Forces

Enchant Creature
Enchanted creature must attack each combat if
able.
When enchanted creature deals damage, prevent
that damage and put that many -1/-1
counters on enchanted creature.
When enchanted creature dies, create X 1/1
colorless eldrzi scions with "Sacrifice this
creature: Add {c}." where X is the number of
-1/-1 counters on enchanted creature.