Gravel Marble
Passive: Cannonballs can no longer hit runners, and their Boulderbane upgrade deals +2 damage.
Effect and Strategy
Section titled “Effect and Strategy”| Main use | Passive: Cannonballs can no longer hit runners, and their Boulderbane upgrade deals +2 damage. |
|---|---|
| When it matters | Use when mountain kills are slow and you need more damage, crit, cooldown, or attack uptime. |
| Progression role | Keep it when its artifact tier and passive effect support your current build; compare it with the artifact guide before discarding. |
| Best follow-up | Best Artifacts |
How to Get It
Section titled “How to Get It”| Source | Late or unique artifact systems such as Treasure Hunter unique rewards, Forge Artifact choices, or a named source in Artifact Sources and Missing Relics. |
|---|---|
| Requirement | Not part of the ordinary weighted artifact table. |
| Player note | If this is the missing relic, check whether the page or Great World Spire Checklist names a specific boss, gate, or Alchemy source before grinding random dens. |
What To Read Next
Section titled “What To Read Next”Related Sounds
Section titled “Related Sounds”| Sound | Preview | Length |
|---|---|---|
| Artifact Choice | 3.2s | |
| Artifact Gained | 5s |