Gear and upgrades
Combo Bonus +
- Type
- Skill (Mercenaries)
- Price
- 50,000 SP (another source: 15,000)
Where
The Mercenaries menu (No Mercy too). Bought separately from campaign skills, and only one can be equipped at a time.
Effect
The combo crystal lasts 10 s longer.
Verdict
Good for high ranks once you know the map.