Rubble that outlived its own castle. Dense, bitter, and dependable.
Ore stats
Crucible multiplier
2.7x
NPC sell price
$20
per ore
Rarity
rare
B tier
Found in
Forgotten Kingdom
Source type
mined
Trait
None
multiplier filler
Where Ruinstone comes from
Source
World
Chance
Ancient Boulder
Forgotten Kingdom
13.0% (13.0%)
Ruined Statue
Forgotten Kingdom
23.3% (23.3%)
Forge odds for Coffin's Lid
P(Colossal Sword class) P(Coffin's Lid) ▏RNG-lock
Per-forge odds at the Forgotten Kingdom anvil without RNG lock. At 50+ ores with RNG Lock on, the class roll is guaranteed and Coffin's Lid sits at 26.3% of the variant roll.
Best Coffin's Lid recipes at the Ruinstone stage
Ruinstone has no trait — its job is pure multiplier filler. It ranks #18 of 57 non-trait ores in the w2 pool, so the solver reaches for it whenever raw 2.7x beats trait coverage.
👑 God-Roll BiS
Mythril×15
Relicium×35
Total ores
50
Multiplier
5.39x
Target chance
26.3% · ~1 in 4
Est. DPS
99
Trait coverage: Mythril 30%OPTIMAL
Highest score: 98.8 DPS on Coffin's Lid at 26.3% per forge — the no-compromise endgame recipe.
What is the multiplier of Ruinstone in The Forge?+
Ruinstone carries a 2.7x crucible multiplier — B tier, rare rarity — sourced from Forgotten Kingdom. A crucible loaded entirely with Ruinstone forges at exactly 2.7x.
Is Ruinstone a trait ore in The Forge?+
No — Ruinstone is a pure multiplier ore. Among non-trait filler ores in its pool it ranks #18 of 57 by multiplier, so it earns crucible slots on raw 2.7x power alone.
Where does Ruinstone drop in The Forge?+
Ancient Boulder (Forgotten Kingdom) at 13.0%; Ruined Statue (Forgotten Kingdom) at 23.3%.
Is Ruinstone good for forging?+
Ruinstone is a solid mid-game ore — respectable 2.7x multiplier, best used as filler until S-tier ores unlock.