Grenade King is a consumable-supercharger: while active, your grenade cooldown drops to 0.2 seconds. If you stock grenades, this converts your whole inventory into a few seconds of rolling artillery.
Skill levels are bought with learning points (LP). The table below is generated from the live game data, so it always matches the current balance.
| Level | Cost | Total spent | Effect |
|---|---|---|---|
| 1 | 1 | 1 | 1s · grenade CD 0.2s |
| 2 | 3 | 4 | 2s · grenade CD 0.2s |
| 3 | 5 | 9 | 3s · grenade CD 0.2s |
| 4 | 7 | 16 | 4s · grenade CD 0.2s |
| 5 | 9 | 25 | 5s · grenade CD 0.2s |
| 6 | 11 | 36 | 6s · grenade CD 0.2s |
| 7 | 13 | 49 | 7s · grenade CD 0.2s |
| 8 | 15 | 64 | 8s · grenade CD 0.2s |
| 9 | 17 | 81 | 9s · grenade CD 0.2s |
| 10 | 19 | 100 | 10s · grenade CD 0.2s |