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Sludge Compound

rare C crafted

Compacted sludge that somehow outperforms its own parents. Do not smell it.

Ore stats

Crucible multiplier
1.5x
NPC sell price
$11
per ore
Rarity
rare
C tier
Found in
Stonewake's Cross
Source type
crafted
Trait
None
multiplier filler

Where Sludge Compound comes from

Source World Chance
Stonewake Forge Stonewake's Cross Crafted

Crafting Sludge Compound

Recipe Station Cost
3× Slime Ore + 3× Mudstone → 1× Sludge Compound Stonewake Forge $400 · 1m 0s

Raw materials for 1× Sludge Compound

1 crafting step · $400 total · 1m 0s

Forge odds for Oversized Letter Opener

P(Colossal Sword class) P(Oversized Letter Opener) ▏RNG-lock
0% 16% 33% 49% 65% 3 10 20 30 40 50 55 ores (N) N=50
Per-forge odds at the Stonewake's Cross anvil without RNG lock. At 50+ ores with RNG Lock on, the class roll is guaranteed and Oversized Letter Opener sits at 35.7% of the variant roll.

Best Oversized Letter Opener recipes at the Sludge Compound stage

Sludge Compound has no trait — its job is pure multiplier filler. It ranks #7 of 31 non-trait ores in the w1 pool, so the solver reaches for it whenever raw 1.5x beats trait coverage.

👑 God-Roll BiS

  • Poopite×15
  • Gearsteel×35
Total ores
50
Multiplier
2.04x
Target chance
35.7% · ~1 in 3
Est. DPS
24

Trait coverage: Poopite 30% OPTIMAL

Highest score: 24.5 DPS on Oversized Letter Opener at 35.7% per forge — the no-compromise endgame recipe.

⚡ Load in Calculator

⚖️ Zero-Waste Sweet Spot

  • Poopite×18
  • Gearsteel×42
Total ores
60
Multiplier
2.04x
Target chance
35.7% · ~1 in 3
Est. DPS
24

Trait coverage: Poopite 30% OPTIMAL

60 ores divides cleanly by 30% — every trait ore sits at exactly the sweet spot with zero rounding waste.

⚡ Load in Calculator

💰 No-Raid Farmable

  • Poopite×16
  • Gearsteel×37
Total ores
53
Multiplier
2.04x
Target chance
35.7% · ~1 in 3
Est. DPS
24

Trait coverage: Poopite 30% OPTIMAL

Built entirely from mined and crafted ores — no Tower of Hell drops or event items required.

⚡ Load in Calculator

Each recipe loads straight into the crucible with ores, RNG lock and target pre-set. Odds are per forge at the recipe's anvil world.

Alternatives & partners in Stonewake's Cross

Ore Multiplier Sell Trait
Malachite 1.45x $11 —
Steelvein 1.45x $11 —
Fluorite 1.6x $12 —
Gilt Alloy 1.7x $13 —
Rusty Gearite 1.3x $10 —
Quartz Glass 1.3x $10 —
Topaz Chunk 1.75x $13 —
Poopite 1.2x $9 🔥 Toxic Sludge
Bronzite Bar 1.15x $9 —
Amberforge 1.9x $14 —

Frequently asked questions

What is the multiplier of Sludge Compound in The Forge? +

Sludge Compound carries a 1.5x crucible multiplier — C tier, rare rarity — sourced from Stonewake's Cross. A crucible loaded entirely with Sludge Compound forges at exactly 1.5x.

Is Sludge Compound a trait ore in The Forge? +

No — Sludge Compound is a pure multiplier ore. Among non-trait filler ores in its pool it ranks #7 of 31 by multiplier, so it earns crucible slots on raw 1.5x power alone.

Where does Sludge Compound drop in The Forge? +

Stonewake Forge (Stonewake's Cross) at Crafted.

Is Sludge Compound good for forging? +

Sludge Compound is early-game filler: 1.5x multiplier is low, so swap it out once better ores from Stonewake's Cross or beyond are unlocked.