Each Follower has access to a total of 8 skills. However, only one skill can be selected from each of the 4 tiers, skills only have one ranks, and they cannot be modified.
Tier 1 (unlocked at level 5):
Crippling Shot - Ranged attack that slows the target by 60% for 3 seconds. Has a cooldown of 6 seconds.
Poison Bolts - Ranged attack which deals 40% weapon damage and an additional 40% weapon damage as Poison over 3 seconds. Has a cooldown of 6 seconds.
Tier 2 (unlocked at level 10):
Dirty Fighting - Blinds enemies in front of the Scoundrel for 3 seconds. Has a cooldown of 30 seconds.
Vanish - The Scoundrel vanishes in a cloud of smoke when injured, reappearing after 5 seconds. While vanished, he will heal himself for 15505 Life. Has a cooldown of 30 seconds.
Tier 3 (unlocked at level 15):
Multishot - The Scoundrel's ranged attacks fire 3 bolts at a time.
Powered Shot - Powerful ranged attack that explodes on impact, dealing 25% weapon damage as Arcane to targets within 6 yards and has a 50% chance to Stun targets for 2 seconds. Has a cooldown of 20 seconds.
Tier 4 (unlocked at level 20):
Anatomy - Increases Critical Hit Chance by 3% for the Scoundrel and his allies.
Hysteria - Whenever you or the Scoundrel land a Critical Hit, you both will go into hysterics, increasing all damage done by 10% for 3 seconds. This effect cannot occur more than once every 6 seconds.