Surge is a legendary grenade mod in Borderlands 3 manufactured by Torgue. Surge is obtained randomly from any suitable loot source but has an increased chance to drop from Hot Karl located in Devil's Razor.

Special Weapon Effects

Thar she blows! – Explodes after several bounces or impacting an enemy. After exploding, it will jump 6 times and spawn 3 child grenades during each jump.

Usage & Description



  • The flavor text refers to the term "There she blows" used as a hail by the lookout of a whaling ship when a whale is seen surfacing.
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