Swain's ravens collect Soul Fragments that heal him. Swain can right-click an immobilized enemy champions to pull them closer to him, dealing damage and ripping out a Soul Fragment.
Swain unleashes several bolts of eldritch power that pierce through targets killed. Enemies hit take more damage for each bolt they are struck by.
Swain opens a demon eye that deals damage and slows enemies. Champions hit are revealed and also grant Swain a Soul Fragment.
Swain launches a wave of demonic power forward. It then returns to Swain and roots enemies it hits.
Swain transforms into a demon and drains health from the 3 closest enemy champions. After draining enough health, Swain can cast Demonflare to end his transformation and decimate nearby enemies with a nova of soulfire.