Mark a target, making them suffer Heavy Stun build up from Blood Loss. The Mark will Activate, Consuming itself to Trigger Blood Explosion, when they are Heavy Stunned, or when they are killed if they suffered enough Blood Loss. The Mark's duration does not expire while the Marked target is suffering Blood Loss.
Mark a target, making them more susceptible to being Frozen. When the Marked target is Frozen, the Mark Activates, granting you a Buff which gives extra Cold damage and Consuming the Mark. Marking another target while you have the Buff will remove the Buff.
Mark a target, making them more susceptible to being Electrocuted. When the Marked target is Electrocuted, the Mark Activates, granting a Buff which gives extra Lightning damage and Consuming the Mark. Marking another target while you have the Buff will remove the Buff.