Fire Elemental:
banishing item - Neptune's Horn
reward - 600 coins, 6 Energy Points, and a Fire Guardian Chest.
Werewolf Leader:
banishing item - Silver Fang
reward - 600 coins, 6 Energy Points, and a Full Moon Chest.
Clot of Dark:
banishing item - Greek Fire
reward - 600 coins, 6 Energy Points, and a Dark Servants' Chest.
Gremlin Leader:
banishing item - Web of Lightning
reward - 600 coins, 6 Energy Points, and a Gremlin Chest.
Medusa:
banishing item - Mirror Shield
reward - 600 coins, 6 Energy Points, and a Medusa Chest.