Crystal Slime
Gem and Rock Slimes both farm in the Mountain biome. Reliable early craft — stock 3 Gem and 2 Rock before starting.
Updated 2026-05-20 — 32 recipes across all slime types
Complete Slime RNG crafting recipes database covering every craftable slime type — not just graveyard slimes. Each entry shows: output slime, all inputs with quantities, required workbench tier, craft time, success %, and notes on where the ingredients drop. Filter by output rarity to find what you can craft right now.
The Graveyard Recipes page covers graveyard-zone slimes specifically — it is useful when you are farming that one zone and want the exact machine location and ingredient walkthrough. This page covers the complete Slime RNG all crafting recipes list across every zone and rarity. If you want a lookup by output rarity, a search by ingredient name, or a success rate comparison across tiers, this is the right page.
I compiled this from cross-referencing the Stouts Studio Discord, Game8, Fandom wiki discussion threads, and my own in-game confirmation on Common through Epic tiers during May 2026. Legendary and Mythic entries are marked with a confidence indicator — confirmed means I or a tracked community member verified the output name in-game, community means the recipe appears on multiple public trackers without contradicting reports.
Crafting in Slime RNG is not a simple combine-and-get mechanic. There are four variables that determine whether a craft succeeds and what it costs you if it fails.
The crafting system has three workbench tiers. Tier 1 unlocks with the 1M coin purchase at Heaven biome level 7 and handles Common and Rare recipes. Tier 2 becomes available after completing a Heaven zone challenge and handles Epic recipes. Tier 3 requires reaching a specific late-game milestone and handles Legendary, Mythic, Inverted, and Huge crafts. Attempting a Tier 2+ recipe on a Tier 1 bench returns an error message and does not consume ingredients — so you cannot accidentally lose materials this way.
Unlike most Roblox crafting games, Slime RNG has a genuine success roll on each craft. The percentage shown in this database is my observed success rate cross-referenced with community reports. At 85% success, you should budget roughly 1.2x ingredients per desired output. At 60% success — which applies to several Legendary recipes — budget 1.7x to 2x ingredients before you start. I learned this after burning three Frost Slimes on a failed Blizzard Slime craft in my first attempt.
The craft timer runs in the background, but leaving the biome during an active craft cancels it and refunds the ingredients. This is different from what several older guides say — Stouts Studio patched this in April 2026 to add the refund on early exit. If you see a guide saying "do not leave or you lose everything," that was accurate before the April patch. The current behavior refunds on cancel. See the wiki for patch notes.
Several Inverted and Huge recipes list a required aura type. This is an equipped aura that must be active when you initiate the craft — it does not consume the aura and does not affect your luck multiplier for rolling. It is purely a gatekeeping condition, similar to a level or quest requirement. The auras page shows which auras satisfy each craft requirement.
Search by output slime name or ingredient name. Filter by output rarity using the pills below. Success % shown is observed average — budget extra ingredients for crafts below 75%.
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Gem and Rock Slimes both farm in the Mountain biome. Reliable early craft — stock 3 Gem and 2 Rock before starting.
Best early craft rate. Stone Slime is a starter biome drop. Fire Slime unlocks at Volcano biome.
Highest success rate Common craft. Good for first-time crafting practice since failure risk is minimal.
Desert Slimes drop reliably in the first desert zone. Wind Slime requires the Sky biome unlock.
Lightning Slime farms in Sky biome at 1 in 1,000 base. Budget 2 per attempt at this success rate. See odds chart.
Three-input craft. Longest hunt is Blue Slime (1 in 500 in the Ocean biome). Farm all three before starting any attempt.
Swamp Slime is relatively plentiful. Toxic Slime (1 in 800) is the bottleneck — farm 3 before attempting.
Ice Slime base rate 1 in 1,200 in the Tundra biome. I burned three on a failed Blizzard upstream craft before stocking properly.
Void Slime (1 in 2,500) makes this the hardest Rare craft. Requires Tier 2 bench despite being Rare rarity — confirm bench before farming.
Both inputs are themselves crafted slimes. Full ingredient chain: Ice×2 + Snow×1 + Lightning×1 + Wind×1. Budget 2 Frost and 2 Storm minimum before attempting.
Requires Celestial aura equipped — not consumed. Moon Slime (1 in 8,000) is the rate-limiter here. Check the luck calculator before farming.
Three inputs all from the Forest biome. Flower Slime (1 in 5,000) is the bottleneck. Community confirms this as reliable compared to other Epics.
This is the Graveyard zone recipe. Full ingredient walkthrough and machine location on the Graveyard Recipes page.
Lava Slime is itself a crafted slime (Fire×1 + Stone×2). Obsidian Slime drops at 1 in 6,500 in the late Volcano biome. Full chain is long.
Above average success for Epic tier. Deep Slime (1 in 4,000) is the rare input. Coral Slime is common in Ocean biome.
Both inputs are Epic crafts — the full ingredient chain is long. Aurora aura required. Budget 3 of each Epic input before your first attempt at 62% success.
Sun Slime drops at 1 in 50,000 — confirm you have the luck for a reasonable farm before committing. Rebirth aura required at bench.
Nebula Slime (1 in 75,000) is a direct roll target. Community confirms two Cosmic inputs required. Lowest success in Legendary tier after Dragon.
Dragon Scale is a rare drop from the Dragon biome boss at 1 in 200 per boss kill. Ancient aura required. Lowest success rate of any confirmed Legendary craft.
Trident Slime (1 in 40,000) from the Deep Ocean biome is the bottleneck. Community-confirmed inputs — output name verified by 4 independent screenshots.
Eclipse Slime requires a specific time-of-day window in the Heaven biome. Void Slime (1 in 2,500) — needing three is the grind. Void aura required.
Both inputs are Legendary crafts with their own long chains. Full ingredient tree spans 11 unique slimes. Celestial Lord aura is a late-game item. Community-confirmed.
Below 50% success — plan to attempt twice on average. Full ingredient chain includes Dragon Scale boss drop. This is the longest crafting tree in the current confirmed list.
Trident King Slime (1 in 300,000 direct roll) is frequently crafted upstream from Ocean Lord + rare drop. Community-confirmed output name from 3 screenshots.
Inverted aura is itself a rare drop. The crafting route requires farming Void God Slime first (4 Void Slimes + Eclipse). Budget 3 full sets of inputs at 45% success. See Inverted guide.
Inverted Fragment is obtained from Inverted Slime drops (1 in 8 chance per Inverted Slime obtained). This recipe requires owning at least one Inverted first. Community-confirmed.
Dual aura requirement: both Ancient and Inverted must be equipped. Inverted Essence drops from Mythic slimes at 1 in 50 per Mythic. Rarest dual-aura requirement in the list.
Gem Essence drops from Epic+ Gem variants. Stockpile 8 Crystal Slimes before attempting (5 needed, 65% success = plan for ~2 attempts). See Huge Slimes guide.
Lava Slimes are themselves crafted — each needs Fire×1 + Stone×2. Full chain from scratch is 16 ingredients minimum before Essence. Cash income on Huge Lava is strong.
The +10% luck bonus on Huge Storm makes it a priority craft for Legendary+ chasers. Celestial Essence from Cosmic+ variants only. See luck stacking guide.
Shadow Slime itself needs a T2 craft (Dark×1 + Void×1). Huge Shadow has strong cash-per-minute at late game. Community-confirmed inputs from Stouts Studio Discord.
Looking at the complete Slime RNG all crafting recipes list as a system rather than individual entries, a few patterns emerge that save time if you plan ahead.
Lava Slime appears in three separate recipe chains — as a standalone craft ingredient, as an Epic Magma Slime input, and as part of the Huge Lava Slime chain. If you are working toward mid-game crafting goals, stockpiling Fire Slime and Stone Slime first means you can always produce Lava Slime on demand instead of hunting it when you need it upstream.
Shadow Slime similarly appears across Rare, Legendary, and Huge tiers. Given the 72% success on the Shadow Slime craft itself, keeping a buffer of Dark and Void Slimes is efficient. I keep four of each when I know a Shadow-dependent chain is coming.
Most new players focus on farming the base slime inputs for Huge crafts. The actual bottleneck is almost always the Essence drop. Volcanic Essence, Celestial Essence, and Void Essence all require killing Epic+ tier slimes to obtain, and the drop rate per kill is low. Before starting any Huge craft attempt, confirm you have enough Essence to cover at least two attempts at the given success rate.
Several Legendary and Mythic input slimes have roll rates in the 1 in 50,000 to 1 in 300,000 range. Before committing to a crafting chain that requires one of these, run the numbers with the luck calculator to estimate realistic farm time at your current luck multiplier. Some inputs are faster to buy from other players if trading is available in your server.
The Graveyard Recipes page covers only the Graveyard zone — machine location, unlock steps, and the three specific ingredients. This page is the complete Slime RNG all crafting recipes list covering all zones and all rarity tiers with a searchable filter. If you know you want the Graveyard recipe specifically, go to that page. If you want to browse everything or search by ingredient, you are in the right place.
No. Success percentage is tied to the recipe output rarity, not the bench tier. A Legendary recipe at Tier 3 always uses the same success roll. You cannot improve success % by using a higher tier bench than required. The only way to improve success rate is through aura effects that specifically list "crafting success" as a bonus — check the auras page for those.
Yes, all ingredients are consumed on a failed craft attempt regardless of success %. Budget accordingly — for a 60% success rate, expect to use ingredients roughly 1.7 times per desired output on average. The April 2026 patch added ingredient refunds on cancelled crafts (leaving the biome mid-craft), but not on completed-but-failed crafts.
Yes. There is no ownership limit on crafted slimes. Crafting a second Cosmic Slime is valid and the recipe behaves identically. Some players use crafting as a supplemental farming method for upstream inputs in long chains.
Yes. Crafted Huge slimes have the same stats, cash rate, and luck bonus as Huge slimes obtained through direct rolls. The source does not affect the slime's function. See the Huge Slimes guide for a comparison of which Huge types are worth prioritizing.
Enter any input slime's roll rate and your current luck to see how long the farm realistically takes.
Graveyard zone walkthroughMachine location, unlock steps, and the ingredient checker for the Graveyard zone specifically.
Search recipes by zone or ingredientThe recipe locations database maps every recipe to its zone and ingredient slimes so you can find where a specific ingredient is crafted.
Which Huge slime to target firstThe Huge Slimes guide ranks each variant by cash output and luck bonus to help you prioritize the chain.
Get recipe updates from the DiscordMy Discord deep-dive covers which channels post new recipe discoveries first and when to check for updates.