Updated for patch 10.1
Blesses his 2 / 3 / 12 lowest-health allies (except Minions of Light). When they die they are resurrected as a Minion of Light. Each Minion of Light has 600 / 1000 / 2000 health, 100 / 200 / 300 attack damage, 0.7 attack speed, 20 armor, and can gain the Light bonus (if active).