Backlash

Backlash
Jump over the enemy, landing behind their back and backstabbing them for [X] physical damage. 100% chance to Backstab Damage is based on your basic attack and receives a bonus from Finesse Requires a Dagger Costs 1 Memory Range 8m
Scoundrel

Jump over the enemy, landing behind their back and backstabbing them for [X] physical damage.

100% chance to Backstab
Damage is based on your basic attack and receives a bonus from Finesse

Requires a Dagger cldwn3
Costs 1 Memory
Range 8m

Backlash is a Scoundrel Skill in Divinity Orginal Sin 2.

Requires having a dagger equipped.
The damage still benefits from backstab bonus even if the teleport mechanic will not place you behind the affected target.

Scoundrel Skills
Adrenaline ♦ Chloroform ♦ Cloak and Dagger ♦ Corrupted Blade ♦ Daggers Drawn ♦ Fan of Knives ♦ Gag Order ♦ Mortal Blow ♦ Rupture Tendons ♦ Sawtooth Knife ♦ Sleeping Arms ♦ Terrifying Cruelty ♦ Throwing Knife ♦ Wind-Up Toy