Primary weapon: rifle, canon or shotgun
Secondary weapon: tanklin


Squaddie:
Protection Protocol: Generate with your tanklin an energyshield, which grants you different bonuses. Bonuses: Shield HP, Dodge, Melee damage reduction, Explosive damage reduction. These Boni are becoming better with higher tier tanklins.
Here I Am: Become easier to hit to make the enemies attacking you and not your squadmates.
Ballistic Vests: Gain extra points of armor, if you equipp a vest or plating on this soldier.
Hack: Tanks can remote hack with there tanklins. The vanilla perk.

1.SURVIVAL 2.BATTLE 3.SPECIAL 4.XCOM

The SPECIAL and XCOM Abilitytrees are avaiable after you build the trainingcenter.
In the XCOM Abilitytree you can get 4 random abilities from other soldier classes.

Corporal:
1.Steadfast: Never panic as a result of getting wounded, or allies getting killed. Also gain immunity to stun.
2.Challenge: Challenge an enemy and make him to your main foe. You gain better aim and crit and also motivating nearby squadmates if a kill is confirmed.
3.Warning Shot: A special shot that can apply panic on your target, regardless if the shot hits or misses, but on a hit it will always graze.

Sergeant:
1.Suspension: Damage reduction against reaction attacks.
2.Punishment: When targeted by enemy fire, automatically fire back with your primary weapon once per turn.
3.Shredder: Vanilla Perk.

Lieutenant:
1.Shock Absorbant Armor: Damage reduction from close attacks.
2.Pre Fire: When targeted by enemy fire, automatically fire a preemptive reaction shot with your primary weapon once per turn.
3.Combat Drugs: Gain one free overdrive serum to your inventory.

Captain:
1.Survival Training: Hunker Down, heal hp and from negative effects. Reduces wound recovery time.
2.Standby: All your reaction shots do more damage, have better aim, crit chance and can now crit.
3.Volatile Mix: Vanilla Perk.

Major:
1.Team Shield: Activate an area of effect energy shield. It grants all soldiers ablative HP.
2.Ever Safe: You are granted an automatically Protection Protocol at the end of your turn if you only move.
3.Salvo: Vanilla Perk.

Colonel:
1.Absorption Field: A field which grants damage reduction for all units inside it.
2.Reflection Field: The unit has a chance to reflect enemy attacks.
3.Decoy: Gain one free mimic beacon to your inventory.

1.Self Defense Uplink: Tanks gain free melee attacks against any enemies as long as Protection protocol is activated.
2.Advanced Storage: You can now target other units with protection protocol.
3.Nano Stabilizer: Once per mission, instead of dying heal Hp and activate Protection Protocol.

In War Of The Chosen every Xcom Soldier can get 4 random abilities from other soldier classes after building the trainingcenter. These are the perks that the tank class add to the random Xcom ability pool. These perks can be changed in the config folder of the WOTC Tank Class, if you do not want one of them in the random pool. (F) means that these perks are by default set to false, so other soldiers can not get them.

Here I Am(F), Decoy, Combat Drugs, Shock Absorbant Armor, Punishment, Steadfast, Pre Fire, Survival Training, Challenge, Ballistic Vests, Team Shield, Warning Shot, Standby, Absorption Field, Reflection Field, Suspension;

Resilience: Enemy attacks against tanks suffer a penalty to critical hit chances.
Hack Seminar: Tanks gain increased hack.