Unstable Core

Envelop an enemy in a lightless sphere for 4 seconds, that harms them with growing intensity anytime they deal direct damage. Limited to one. Their first attack reduces their Movement Speed by 30% for 4 seconds and deals 449 Magic Damage, their second attack immobilizes them for 3 seconds and deals 898 Magic Damage, and their third attack stuns them for 3 seconds and deals 1799 Magic Damage. The effects can activate once every 1 second. Deals damage to the attacker and anyone near them when they trigger any of the effects.