Daily Punch 10-12-16 Witch Gun curse spell for Shadow of the Demon Lord

Let’s make a witch gun for SotDL!

HEX                                     CURSE ATTACK 0

Target One creature within short range that can see you

Make an Agility attack roll against the target’s defense. On a success, the target becomes cursed for 1d6 rounds. While cursed, the target is impaired.

Attack Roll 20+ The target also becomes takes for 1d6 damage.

Thoughts?