Amulet

Upgradable

 * Shield-Amulet (Chance of no taking damage while being attacked)
 * Luck-Amulet (Chance of better loot you get from chests)
 * Regeneration-Amulet (Uses Energy to recover Health-Points)
 * Vampirism-Amulet (Attack an Enemy to recover Health-Points)
 * Invincible-Amulet (Attack an Enemy to be Invincible)

Combination

 * Steel Mosquito-Amulet (Vampirism- and Shield-Amulet combined)
 * Reflected Thief-Amulet (Invincible- and Regeneration-Amulet combined)