*The casterwears[[armor]]thatuses the Survivor's [[Insignia]].
*The the [].
*The casterusesitemsthatincreasehealth<!--andyourfoebetteruseitemsthat increase Armor (or increase health) [technically, their armor makes GB more effective since other things will be less effective, but I think that might be confusing -Fyren] -->.
*The their .
*The caster uses skills such as [[Demonic Flesh]] or [[Endure Pain]] to raise their maximum health temporarily, which corresponds to a temporary increase in gainable health.
*The target is high level. This is simply because a character's maximum health increases with their level.
*The caster has no death penalty (or, even better, maximum morale boost)
*This skill works extraordinarily well on bosses such as [[Kuunavang]] or [[Glint]], as their maximum health is often very high.
Full: If target foe has more Health than you, you gain half the difference (up to your maximum Health), and that foe loses an equal amount. If this foe has less Health than you, you lose half the difference, and that foe gains an equal amount.
Concise: You gain Health equal to half the difference between you and target, and this foe loses an equal amount. If this foe has less Health than you, you lose half the difference and that foe gains an equal amount.