Strands of the Lattice companion skill - ESO

Companion dislodges a spirit's ties to a corpse, releasing spiritual energy and dealing 1237 Disease Damage every 2 seconds over 10 seconds. Damage is done within 5m to enemies around the corpse, within 5m to enemies around them, and in a line between them and the corpse. After 10 seconds the corpse explodes, dealing an additional 4950 Disease Damage to all enemies around the corpse. Used when a corpse is nearby.