Levels
Each level's effects, requirements and unlock method are listed below.
- Level 1 — +10% attack speed for 6s. Becomes available once you find or buy its Manual.
- Level 2 — +15% attack speed for 8s. Requires player level 5 with 2 points invested in this ability. Becomes available once you find or buy its Manual.
- Level 3 — +20% attack speed and +5% critical hit chance for 10s. Requires player level 10 with 4 points invested in this ability. Becomes available once you find or buy its Manual.
- Level 4 — +30% attack speed and +5% critical hit chance for 12s; critical hits no longer drain stamina. Requires player level 15 with 6 points invested in this ability. Becomes available once you find or buy its Manual.