Slime RNG

Slime RNG is a luck-based rolling simulator on Roblox where players spin for slimes of increasing rarity, upgrade their collection, and fight enemy slimes to unlock new worlds. Developed by Stouts Studio and launched in February 2026, it exploded to over 2,000 concurrent players within its first two months - an exceptional trajectory backed by a 97.5% approval rating from nearly 4,000 votes.

The game is built around the RNG mechanic: each Roll draws a random slime from the rarity pool, with your Luck stat determining how often rare slimes appear. Collected slimes can be Equipped to generate passive bonuses, and the system rewards building a strong bench of high-rarity slimes over time. The session loop deepens as you progress:

• 💎 Roll for Slimes - spin the RNG wheel to draw slimes ranging from common to ultra-rare tiers
• ⚔️ Fight Enemy Slimes - battle hostile slimes in combat encounters for bonus rewards
• 🗺️ Unlock Worlds - hit progression milestones to open new environments with harder enemies and better roll pools
• 💰 Upgrade Slimes - improve collected slimes to boost their stat contributions
• 🏆 Luck Building - stack Luck from group membership, liking the game, and gamepasses to tilt rolls toward higher rarities

Playing with friends multiplies your Luck, creating a genuine cooperative incentive that separates Slime RNG from solo-only spinners. The 3 sub-places confirm multiple worlds are already available for progression.

Slime RNG is one of the fastest-growing games in the RNG simulator genre on Roblox, comparable to Fruit RNG and similar luck-rolling titles, but differentiated by its enemy combat layer and friend-bonus system.