Hell Hawk Amulet

"I dream of agony and victory, for no one else but me."
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Requires attunement.
This amulet gains 1d4 (max 3) charges per long rest, which may be expended to cast the following spells (no. of charges cost):

•{0}mage hand
•{1}hellish rebuke
•{2}detonate
{bull}{3}haste, fly