Sleeper of N'Kai

Leader skill

300% Damage and HP for all Dark Commanders Heroes

Battle skill

Creates 1 Dark Power Gem II when struck by an enemy for up to 4 attacks total over 4 turns. This can only trigger once per turn. If attacked 4 times, creates 2 additional Dark Power Gems and if at 50 or more Skill Points, apply the 'Madness' status for 1 turn. Madness increases the Power Gems created by Birth of Cataclysm, Chaotic Dissonance, and Arcane Annihilation.

Killer skill

Increases Damage by 200% while Arcane enemies are present. * Only the Most Powerful Arcane Killer effect on each hero will apply.