Thrull Retainer
Enchantment - Aura (CMC 1)
Enchant creature
Enchanted creature gets +1/+1.
Sacrifice Thrull Retainer: Regenerate enchanted creature.
Decks with Thrull Retainer
[5ED] Fifth Edition #198 (U)
[FEM] Fallen Empires #45 (U)
[ME1] Masters Edition #84 (C)