Tactical Melee Attack: Using this attack, you deal +40% damage, one point of Constitution damage, and 1 to 6 additional damage every 2 seconds for 18 seconds. The target suffers an additional 1 to 6 damage per tick for every three Character Levels. This damage scales with 100% Melee Power, and can stack up to three times. Some creatures may be immune to the bleeding or wounding effect.