Hex

Duration: 1 hour, Concentration
You place a curse on a creature and deal an extra
1d6 necrotic damage when you hit it. The target
has disadvantage on all skill rolls related to one
ability of your choice. If the target drops to 0 HP
before the end of the spell, you can move the
curse onto another target as a bonus action.
A remove curse ends this spell.
At Higher Levels. 3rd = 8 hours, 5th = 24 hours