April 2017
- Decreased detonation damage from 30 to 27
- Decreased detonation radius from 4m to 3.5m
- Decreased splash damage from 18 to 16
November 2016
- Increased splash damage from 10 to 18
- Increased inner blast radius from 1.5m to 2m
- Increased blast radius from 2m to 2.5m
- Increased detonation damage from 25 to 30
May 2016
- Increased detonation damage from 20 to 25
- Increased projectile speed from 50m/s to 75m/s
March 2016
- Increased regeneration upgrade multiplier from 1.1 to 1.25