They are built purely on vitality.. well mostly. They use poison piercing too. Vitality: Very High Instinct: Medium Speed: Medium Strength: Low High Focus
Desperation Heal Tier: Level 3 Focus: 90 CD:10
Heal 40%/50%/60%/70%/80% (depending on how upgraded it is) of your total HP to yourself, but claim the debuff 'slow destroyer' which makes your HP drop by 5% for the rest of the match.
Attack the enemy for 25% of your strength and speed. After you use this attack you lose 5 focus per turn but your speed is increased by 150%, for 6 turns. This effect can stack.