Bloodcharge

With Bloodcharge a bloodknight can enhance his maximum life for a period of time. While active, his skin becomes reddish and the knight feels less pain.

Tier 1:
Costs: 7 Blood
Casting time: 5 minutes
Effect: Maximum health increases by 4
Duration: 1 hour
Target: self
Tier 2:
Costs: 10 Blood
Casting time: 7 minutes
Effect: Maximum health increases by 8
Duration: 2 hours
Target: self
Tier 3:
Costs: 16 Blood
Casting time: 4 minutes
Effect: Maximum health increases by 15
Duration: 2 hours
Target: self
Tier 4:
Costs: 50 Blood
Casting time: 1 day
Effect: Maximum health increases by 1
Duration: permanent
Target: self