Geistwave is an augment skill on the root branch of Vex's Vexcalation skill tree in Borderlands 4.

Effects

Instead of causing a Phase Explosion, Vex launches a Geistwave, dealing Ordnance Damage to enemies it passes through. Each affected enemy takes increased Damage for a Duration.

• Enemy Damage Taken: +30%

Change History

• The October 2nd, 2025 patch increased damage by 41%.