Learn how to unlock the Poison Master class in 99 Nights in the Forest and see all level-up requirements and perks.

The Poison Master is the newest class added to Roblox’s 99 Nights in the Forest with the Frog Invasion update. Unlike standard archetypes, the Poison Master uses toxic abilities to weaken and defeat enemies, offering a fresh playstyle for anyone looking to try something new. Like all classes in the game, you’ll need to gather resources before unlocking it, and then complete challenges to level it up and access even stronger perks.
In this guide, we will explain how to unlock the Poison Master, how to farm Diamonds quickly, and what perks you gain as you level up this new class.
How To Unlock Poison Master Class In 99 Nights in the Forest

Every class in the game requires Diamonds to unlock, and the Poison Master costs 200 Diamonds. Diamonds can be purchased with Robux in the Currency Shop or earned through gameplay.
Here are the best ways to farm Diamonds:
Farming Method | Description | Diamond Reward |
---|---|---|
Open Chests | Legendary, Cold, Iron, and Gold chests found in different areas | 1x Diamond |
Raid Cultist Stronghold | Clear this area for multiple rewards | 5x Diamonds |
Pass Day 50 | Survive until Day 50 | 2x Diamonds |
Pass Day 99 | Survive until Day 99 | 3x Diamonds |
Earn Badges | Complete Badge challenges for rewards | 2 – 10 Diamonds |
Once you collect enough Diamonds, you can purchase the Poison Master from the Daily Class Shop in the lobby.
Read more: Easiest Ways To Get Diamonds in 99 Nights in the Forest
All Level-Up Requirements For Poison Master
After unlocking the class, you can strengthen it by completing specific challenges that grant new perks.
Class Perk | Level-Up Requirements | Perk Effect(s) |
---|---|---|
Level 1 Perk | N/A | Poison effects are stronger |
Level 2 Perk | Kill 100 poisoned enemies | +25% chance enemies spread poison on death |
Level 3 Perk | Kill 200 poisoned enemies | Attacks deal extra damage to poisoned enemies |
Tips for Unlocking Poison Master Faster

- Focus on raiding the Cultist Stronghold, as it gives the most Diamonds quickly.
- Aim for Badge achievements early for easy Diamonds.
- Save your Diamonds by avoiding unnecessary purchases until you have 200.
Unlocking the Poison Master class in 99 Nights in the Forest takes time, but it’s one of the most rewarding archetypes thanks to its unique poison mechanics. Gather 200 Diamonds, complete class challenges, and you’ll soon master one of the strongest new playstyles in the game.
FAQs
How Many Diamonds Do You Need To Unlock the Poison Master?
You need 200 Diamonds to unlock the Poison Master class.
What Is the Fastest Way To Farm Diamonds?
Raiding the Cultist Stronghold is the most efficient method, as it gives 5 Diamonds per run.
Do Badge Rewards Reset?
No, you can earn Badge achievements and their Diamond rewards only once.
What’s the Strongest Perk for Poison Master?
At Level 3, your attacks deal extra damage to poisoned enemies, making it the most powerful perk.
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