Coiled green stone said to be the shed skins of the kingdom's petrified guardian serpents.
Ore stats
Crucible multiplier
2.3x
NPC sell price
$17
per ore
Rarity
rare
B tier
Found in
Forgotten Kingdom
Source type
mined
Trait
None
multiplier filler
Where Serpentinite comes from
Source
World
Chance
Bone Pile
Forgotten Kingdom
14.5% (14.5%)
Cursed Monolith
Forgotten Kingdom
14.3% (14.3%)
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 Serpentinite stage
Serpentinite has no trait — its job is pure multiplier filler. It ranks #20 of 57 non-trait ores in the w2 pool, so the solver reaches for it whenever raw 2.3x 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 Serpentinite in The Forge?+
Serpentinite carries a 2.3x crucible multiplier — B tier, rare rarity — sourced from Forgotten Kingdom. A crucible loaded entirely with Serpentinite forges at exactly 2.3x.
Is Serpentinite a trait ore in The Forge?+
No — Serpentinite is a pure multiplier ore. Among non-trait filler ores in its pool it ranks #20 of 57 by multiplier, so it earns crucible slots on raw 2.3x power alone.
Where does Serpentinite drop in The Forge?+
Bone Pile (Forgotten Kingdom) at 14.5%; Cursed Monolith (Forgotten Kingdom) at 14.3%.
Is Serpentinite good for forging?+
Serpentinite is a solid mid-game ore — respectable 2.3x multiplier, best used as filler until S-tier ores unlock.