June 2016
- Increased reload time from 2s to 2.25s
- Decreased inner blast radius from 2m to 1m
May 2016
- Decreased start damage from 10 to 8.5
- Decreased ammo capacity from 12 to 10
- Decreased ammo upgrade multiplier from 1.25 to 1.2
- Decreased damage upgrade multiplier from 1.2 to 1.1765
March 2016
- Increased regeneration upgrade multiplier from 1.1 to 1.25