101Leafy researched the games.
Pulse Crusher Core

An unused item of antiquity, its core pulses as if the weapon were alive.
| Class | Hammer |
|---|---|
| Rarity | 9 |
| Attack | 1352 |
| Affinity | -20% |
| Slots | 2 |
| Price | 100,000z |
Upgrades
| Upgraded from | Pulsating Core |
|---|
Upgrade tree from モンスターハンターポータブル 2nd G 公式ガイドブック (Enterbrain, 2008), page 726.