Updated 2026-05-09

Slime RNG Tier List

Data-driven Slime RNG tier list ranked by cash per minute divided by acquisition difficulty. This page is written for players who want a direct answer during play, not a padded wiki page.

TL;DR

Slime RNG Tier List in one sentence: use this page to make a practical decision before your next roll session, then check the calculator when the target becomes a long-tail chase.

How These Tiers Are Calculated

The practical question is not whether Slime RNG Tier List exists in Slime RNG; it is whether your current account setup makes that chase sensible today. A player with one roll per second and no boosts experiences the game very differently from a player stacking code boosts, group perks, and a few Huge Lucky bonuses. That is why this guide keeps translating odds into time windows, because "1 in 1,000,000" is not actionable until you can see the likely hours or days behind it.

I treat community numbers as starting points, not as final truth. When a value changes between Discord posts, fan wikis, and in-game screenshots, I keep the conservative number and explain the assumption. That makes ROI ranking by cash per minute and rarity denominator easier to audit later. If Stouts Studio changes a rate, the formula still works; only the denominator needs updating.

A common mistake is chasing the rarest label too early. Slime RNG rewards patience, but it also rewards throughput. More rolls per minute can beat a tiny luck increase for a long stretch of early progression. Once your roll speed is comfortable, luck multipliers become more valuable because each multiplier applies to many more attempts.

Use the tables as planning tools, not promises. Randomness has a long tail. Median means half of players hit before that point and half hit after. The 95 percent range matters because it reminds you how wide the unlucky side can get when a target sits at Mythic, Exotic, or Inverted odds.

For Slime RNG Tier List, I would rather understate confidence than pretend the game exposes perfect public data. The site is designed for quick checks during play: look up a number, compare it with your current luck, make a decision, and go back to rolling. That is the level of precision that is useful for an RNG Roblox game.

S Plus Tier

Basic Slime

Basic Slime

Common · 5 cash/min · 1 in 10

D · ROI 5starter baseline
Rocky

Rocky

Uncommon · 25 cash/min · 1 in 100

C · ROI 13first useful wall breaker
Spike

Spike

Uncommon · 30 cash/min · 1 in 100

C · ROI 15slightly better early cash
Fire Slime

Fire Slime

Uncommon · 35 cash/min · 1 in 100

C · ROI 18best early uncommon
Ice Slime

Ice Slime

Rare · 80 cash/min · 1 in 1,000

B · ROI 27stable early mid-game pick
Lightning Slime

Lightning Slime

Epic · 250 cash/min · 1 in 10,000

B · ROI 63strong speed-to-cash value
Rainbow Slime

Rainbow Slime

Legendary · 800 cash/min · 1 in 100,000

A · ROI 160first serious late-game target
Cosmic Slime

Cosmic Slime

Mythic · 2,000 cash/min · 1 in 1,000,000

S · ROI 333best normal Mythic target
Void Slime

Void Slime

Exotic · 5,000 cash/min · 1 in 10,000,000

S · ROI 714high cash but long chase
Inverted Slime

Inverted Slime

Inverted · 12,000 cash/min · 1 in 100,000,000

S+ · ROI 1,500campaign-defining rare hit
Huge Spike

Huge Spike

Huge · 3,000 cash/min · 1 in 1,000,000

S · ROI 500Huge damage value
Huge Rocky

Huge Rocky

Huge · 3,500 cash/min · 1 in 1,000,000

S · ROI 583Huge cash value
Huge Lucky

Huge Lucky

Huge · 2,500 cash/min · 1 in 1,000,000

A · ROI 417+10% luck stack

The practical question is not whether Slime RNG Tier List exists in Slime RNG; it is whether your current account setup makes that chase sensible today. A player with one roll per second and no boosts experiences the game very differently from a player stacking code boosts, group perks, and a few Huge Lucky bonuses. That is why this guide keeps translating odds into time windows, because "1 in 1,000,000" is not actionable until you can see the likely hours or days behind it.

I treat community numbers as starting points, not as final truth. When a value changes between Discord posts, fan wikis, and in-game screenshots, I keep the conservative number and explain the assumption. That makes ROI ranking by cash per minute and rarity denominator easier to audit later. If Stouts Studio changes a rate, the formula still works; only the denominator needs updating.

A common mistake is chasing the rarest label too early. Slime RNG rewards patience, but it also rewards throughput. More rolls per minute can beat a tiny luck increase for a long stretch of early progression. Once your roll speed is comfortable, luck multipliers become more valuable because each multiplier applies to many more attempts.

Use the tables as planning tools, not promises. Randomness has a long tail. Median means half of players hit before that point and half hit after. The 95 percent range matters because it reminds you how wide the unlucky side can get when a target sits at Mythic, Exotic, or Inverted odds.

S Tier

The practical question is not whether Slime RNG Tier List exists in Slime RNG; it is whether your current account setup makes that chase sensible today. A player with one roll per second and no boosts experiences the game very differently from a player stacking code boosts, group perks, and a few Huge Lucky bonuses. That is why this guide keeps translating odds into time windows, because "1 in 1,000,000" is not actionable until you can see the likely hours or days behind it.

I treat community numbers as starting points, not as final truth. When a value changes between Discord posts, fan wikis, and in-game screenshots, I keep the conservative number and explain the assumption. That makes ROI ranking by cash per minute and rarity denominator easier to audit later. If Stouts Studio changes a rate, the formula still works; only the denominator needs updating.

A common mistake is chasing the rarest label too early. Slime RNG rewards patience, but it also rewards throughput. More rolls per minute can beat a tiny luck increase for a long stretch of early progression. Once your roll speed is comfortable, luck multipliers become more valuable because each multiplier applies to many more attempts.

Use the tables as planning tools, not promises. Randomness has a long tail. Median means half of players hit before that point and half hit after. The 95 percent range matters because it reminds you how wide the unlucky side can get when a target sits at Mythic, Exotic, or Inverted odds.

A and B Tier Value Picks

The practical question is not whether Slime RNG Tier List exists in Slime RNG; it is whether your current account setup makes that chase sensible today. A player with one roll per second and no boosts experiences the game very differently from a player stacking code boosts, group perks, and a few Huge Lucky bonuses. That is why this guide keeps translating odds into time windows, because "1 in 1,000,000" is not actionable until you can see the likely hours or days behind it.

I treat community numbers as starting points, not as final truth. When a value changes between Discord posts, fan wikis, and in-game screenshots, I keep the conservative number and explain the assumption. That makes ROI ranking by cash per minute and rarity denominator easier to audit later. If Stouts Studio changes a rate, the formula still works; only the denominator needs updating.

A common mistake is chasing the rarest label too early. Slime RNG rewards patience, but it also rewards throughput. More rolls per minute can beat a tiny luck increase for a long stretch of early progression. Once your roll speed is comfortable, luck multipliers become more valuable because each multiplier applies to many more attempts.

Use the tables as planning tools, not promises. Randomness has a long tail. Median means half of players hit before that point and half hit after. The 95 percent range matters because it reminds you how wide the unlucky side can get when a target sits at Mythic, Exotic, or Inverted odds.

C and D Tier Replacements

The practical question is not whether Slime RNG Tier List exists in Slime RNG; it is whether your current account setup makes that chase sensible today. A player with one roll per second and no boosts experiences the game very differently from a player stacking code boosts, group perks, and a few Huge Lucky bonuses. That is why this guide keeps translating odds into time windows, because "1 in 1,000,000" is not actionable until you can see the likely hours or days behind it.

I treat community numbers as starting points, not as final truth. When a value changes between Discord posts, fan wikis, and in-game screenshots, I keep the conservative number and explain the assumption. That makes ROI ranking by cash per minute and rarity denominator easier to audit later. If Stouts Studio changes a rate, the formula still works; only the denominator needs updating.

A common mistake is chasing the rarest label too early. Slime RNG rewards patience, but it also rewards throughput. More rolls per minute can beat a tiny luck increase for a long stretch of early progression. Once your roll speed is comfortable, luck multipliers become more valuable because each multiplier applies to many more attempts.

Use the tables as planning tools, not promises. Randomness has a long tail. Median means half of players hit before that point and half hit after. The 95 percent range matters because it reminds you how wide the unlucky side can get when a target sits at Mythic, Exotic, or Inverted odds.

My Cash Per Minute Checks

The practical question is not whether Slime RNG Tier List exists in Slime RNG; it is whether your current account setup makes that chase sensible today. A player with one roll per second and no boosts experiences the game very differently from a player stacking code boosts, group perks, and a few Huge Lucky bonuses. That is why this guide keeps translating odds into time windows, because "1 in 1,000,000" is not actionable until you can see the likely hours or days behind it.

I treat community numbers as starting points, not as final truth. When a value changes between Discord posts, fan wikis, and in-game screenshots, I keep the conservative number and explain the assumption. That makes ROI ranking by cash per minute and rarity denominator easier to audit later. If Stouts Studio changes a rate, the formula still works; only the denominator needs updating.

A common mistake is chasing the rarest label too early. Slime RNG rewards patience, but it also rewards throughput. More rolls per minute can beat a tiny luck increase for a long stretch of early progression. Once your roll speed is comfortable, luck multipliers become more valuable because each multiplier applies to many more attempts.

Use the tables as planning tools, not promises. Randomness has a long tail. Median means half of players hit before that point and half hit after. The 95 percent range matters because it reminds you how wide the unlucky side can get when a target sits at Mythic, Exotic, or Inverted odds.

FAQ

Why rank by ROI instead of rarity?

Raw rarity hides whether the slime is actually worth the time spent chasing it.

Why is Inverted S plus?

Its modeled cash/min relative to rarity gives it the largest ROI score in this dataset.

Does Huge Lucky rank lower because cash is lower?

It still ranks well because the +10% luck utility helps future rolls.