... www.theappradar.com for lists

Archer:

Level 2: Focus (Increase hit and crit chances!) Cost 20, 20 secs, +10% chance per rank.
Level 4: Blast Shot (Damage enemies that surround your target!) Cost 15, +2 blast area per rank.
Level 6: Avian Scream (Push back enemies and stun them!) Cost 15, 3 second stun, +10 damage per rank.
Level 8: Thorn Root ( Stop enemies in thier tracks!) Cost 20, 3 sec root, + Damage per rank.
Level 10: Meditation (Regain your magic power through meditation) Cost 10, +30 Mana at rank 1, +10 mana per rank.
Level 12: Restore (Increase your health regeneration!) Cost 20, Regen +4 for 5 secs, +10 heal per rank.
Level 14: Evasion (Dodge incoming attacks!) Cost 20, 20 secs buff, +10% dodge per rank.
Level 16: Break Armor (Reduce your targets armor) Cost 25, Reduce targets armour, -10 per rank.
Level 18: Shattering Scream (Blasts targets and reduces their damage), cost 20, -5 target damage per rank.
Level 20: Repulse Shot (Knock your target back with this heavy shot), cost 15, +2 knock-back per rank.
Level 22: Blinding Shot (Reduces enemy hit chance for 5 sec.), cost 25, reduce 10% hit per rank.
Level 24: Thorn Wall: Root enemies when they surround you. Cost 30. +Multi-Target range per rank.