NodeCraft
A Rock Gem is a Gem that boosts the power of a single Rock-type move by 1.3×, being consumed upon use. It can be obtained as a tier 2 special drop.
Pokémon drops
| Pokémon | Chance | Quantity |
|---|---|---|
| Aerodactyl | 66.667% | 1-2 |
| Cranidos | 5% | 1 |
| Yanmega | 5% | 1 |
