Energy cost 
2Threat 
3Cooldown 
3
2Threat 3Cooldown 3Defense
Blood Crystal
LVL3
Blood Shield x1 on 
yourself.
Defense · VAMPIRE
Blood Crystal
Blood Crystal is one of VAMPIRE’s skills (defense). It evolves into 9 versions: three on the trunk, then two choices in a row.
v1
v2
Energy cost 2Threat 3Cooldown 2
2Threat 3Cooldown 2Defense
Blood Crystal
LVL3
Blood Shield x1 on yourself.
v3
Energy cost 1Threat 3Cooldown 2
1Threat 3Cooldown 2Defense
Blood Crystal
LVL3
Blood Shield x1 on yourself.
v4.1.0
Energy cost 1Threat 3Cooldown 2
1Threat 3Cooldown 2Defense
Blood Crystal
LVL8
Blood Shield x1 & Blood Power x1 on yourself.
v4.1.1
Energy cost 1Threat 3Cooldown 2
1Threat 3Cooldown 2Defense
Blood Crystal
LVL8
Blood Shield x1 & Blood Power x2 on yourself.
v4.1.2
Energy cost 1Threat 3Cooldown 2
1Threat 3Cooldown 2Defense
Blood Crystal
LVL8
+3
hit points & Blood Shield x1 & Blood Power x1 on yourself.
v4.2.0
Energy cost 1Threat 3Cooldown 2
1Threat 3Cooldown 2Defense
Blood Crystal
LVL8
+3
physical defense & +3
magical defense & Blood Shield x1 on yourself.
v4.2.1
Energy cost 1Threat 3Cooldown 2
1Threat 3Cooldown 2Defense
Blood Crystal
LVL8
+5 physical defense & +5 magical defense & Blood Shield x1 on yourself.
v4.2.2
Energy cost 0Threat 3Cooldown 2
0Threat 3Cooldown 2Defense
Blood Crystal
LVL8
+3 physical defense & +3 magical defense & Blood Shield x1 on yourself.
VAMPIRE’s other skills
AttackBloody Claws
AttackBite
AttackSilent Strike
AttackDeath Wish
DefenseBlood Mist
AttackHungering Embrace
AttackPredator
DefenseCoagulation
AttackBlood Storm
AttackTransfusion
AttackRed Moon
AttackBlood Rain
AttackVampirism
DefenseAncestral Blood
DefenseBlood Ritual
AttackBlood Spike
AttackDark Pact
AttackDeadly Breach
AttackRavage