Vyper

With a powerful weapon (and deadly venom to match), Vyper can slither into the back of teams and assassinate high-priority targets in a storm of bullets.

Health: 780
Health regen: 2.0
Move speed: 6.9
Sprint bonus: 1.6
Stamina: 4
Stamina regen: 0.222
Light melee: 50.0
Heavy melee: 116
Ground dash, m: 10.0
Air dash, m: 8.0

Screwjab Dagger

Throw a dagger, dealing spirit damage and applying slow. Every subsequent dagger against the same target stacks in spirit damage and slow.

Cooldown: 10s
Cast Delay: 0.2s
Charges: 2
Charge Delay: 4.0s
Damage: 50
Slow Duration: 2s
Move Speed: -28%
Damage per Stack: 25
Move Speed per Stack: -12%
Stack Duration: 10s
Max Stacks: 3

Charges: +1
On Hit: -8% Bullet Resist and -6% Bullet Resist per Stack
+ 2 Max Stacks -2s Charge Delay On Hit: Refund 55% Charge Cooldown

Lethal Venom

Inject a target with lethal venom. After a delay the venom triggers, dealing Spirit Damage. The damage is increased by the target's missing health. Lethal Venom will ignore Petrify's damage block.

Cooldown: 28s
Cast Range: 10m
Venom Buildup Duration: 3s
Minimum Venom Damage: 20
Max Venom Damage: 140
Health for Max Damage: 30%
Buildup Decay Time: 5s

Max Venom Damage: +31.5
-40% Incoming Healing and -12s Cooldown
Bullets also build up Lethal Venom

Slither

You have increased Slide Distance, can Slide up hills, and can turn faster while Sliding.

Slide Distance: +15%

Slide Distance: +20%
Stamina: +2
On Slide: Gain 180 barrier for 4s

Petrifying Bola

Throw an explosive bola. On exploding, the bola Slows and Damages all enemies in the area. Direct hits deal Additional Damage and Petrify instead. Petrified units block all damage, but cannot take actions.

Cooldown: 115s
Cast Delay: 0.1s
Damage: 50
Petrify Damage: 180
Radius: 12m
Petrify Duration: 2.2s
Slow Duration: 1.5s
Petrify Damage Block: 200
Move Speed: -40%

Petrify Damage: +49.5
Cooldown: -20 s
+ 1.0s Petrify Duration. Petrifies all enemies in the area.

Source