GTS Perks:
(Lightning Aim: Gain 2 aim for each enemy you can see, up to a maximum of 10 aim.)
(Fire Training: Gain +5 Aim, +1 HP and +1 armor.)
(Lick Your Wounds: Hunker Down restores some health when used, up to a maximum amount per mission, and removes poison, burning, and acid burning.)

Weapons:
Primary: Assault rifle, Pistols, and shotguns (for those who want to feel more like a LW Assault)
Secondary: Pistol

Hunter Abilities
Squaddie: Low Profile, Run and Gun, and Total Combat

Warden Tree
Corporal: Pistol Ace (This skill gives a +10 bonus to Aim and Crit with pistol. The bonus increases per tech upgrade.)
Sergeant: The Business (Fire your pistol at two random enemies.)
Lieutenant: Quickdraw (Vanilla Skill)
Captain: Gunslinger (Take a reaction shot with your pistol against any enemy that moves or attacks within 8 tiles and a wide cone of fire.)
Major: Aimed Shot (Fire a special shot with your pistol with extreme accuracy, and deals extra damage.)
Colonel: Fanfire (Vanilla Skill)

Assault Tree
Corporal: Defender (Soldier gains 1 armor and 5 defense.)
Sergeant: Hip Fire (As a free action fire your assault Rifle with an accuracy penalty. 4-turn cooldown.)
Lieutenant: Killer Instinct (Activating Run & Gun grants +50% critical damage for the rest of the turn.)
Captain: Relocation (If you score a kill on your turn this unit will get 1 free action to move along with a small mobility boost.)
Major: CQC Specialist (During enemy turns, fire a free reaction shot with your primary weapon at any visible enemy within four tiles who moves or fires.)
Colonel: Acid barrage (Load your gun with Acid rounds and fire them into a foe. 4-turn cooldown.)

Trooper Tree
Corporal: Piercing Spear (Certain Primary Weapons will gain the ability to pierce enemy armor. This bonus increases with higher grade weapons.)
Sergeant: Endurance (gain +4 mobility until the end of your turn. Free action)
Lieutenant: Lightning Reflexes
Captain: Recharge (Soldier reduces all active cooldown by 1 whenever they kill a target.)
Major: Close Encounters (After activating Run and Gun, gain +2 armor for two turns.)
Colonel: Clean Sweep (Cone-based weapon attack that does bonus damage to unarmored targets. Blocked by heavy cover. Can only be used by Assault rifles and shotguns.)