BIG Games // Update 76 — Spring Boss Chest // April 25, 2026

PET SIMULATOR 99

The complete Pet Simulator 99 wiki. Guides for beginners and veterans covering pets, rebirths, worlds, trading, enchants, clans, mastery, codes, and every seasonal event — kept current with every BIG Games update.

START HERE SPRING EVENT 2026 CODES

2.4B+

Total Visits

180K+

Peak CCU

Dec 2023

Launched

BIG Games

Developer

Live Event

Update 76 — Spring Boss Chest (April 25, 2026)

•The Nest (Zone 5) is now open — requires Egg 5 to be unlocked
•Spring Boss Chest drops Spring Boss Chest Tokens; two upgrade tracks: Huge Hunter and Titanic Hunter
•8 Spring Eggs total, culminating in the Gargantuan Bloom Dominus
•Retirement Merchant in the Trading Plaza — sell old Huge pets for diamonds

Full Spring Event 2026 Guide

All Guides

Quick Navigation

Beginner's Guide

Progression path, first goals, essential tips for new players

Worlds & Areas

All 4 worlds, 274+ areas, unlock costs and special features

Rebirths Guide

All 9 rebirths — locations, costs, and what each unlocks

Pet Rarities & Variants

All 11 rarities, Golden/Rainbow/Shiny crafting and multipliers

Enchants Guide

All 27 enchants ranked S–F, builds, and upgrade system

Potions Guide

Standard potions, XP potions, Ultra Mastery Potion, and farming tips

Trading Guide

W/F/L system, value resources, scam warnings, and fair trade tips

Ranks Guide

All 35 ranks, quest types, slot unlocks, and fast leveling tips

Clans Guide

All 8 clan levels, perks, how to donate, and why clans matter

Mastery & Ultimates

All 14 mastery tracks, 10 Ultimates, and what to prioritize

Active Codes

All working PS99 codes — updated with every code drop

Spring Event 2026

Spring Boss Chest, all 8 Spring Eggs, Gargantuan Bloom Dominus

How It Works

Core Game Loop

Pet Simulator 99's progression follows a clear loop.

Hatch Eggs

Collect pets with varying rarity from egg machines

Equip Pets

Equip pets to increase power and farming speed

Break Objects

Earn Gold Coins, Diamonds, and loot from breakables

Unlock Areas

Spend currencies at area gates to push further

Reach Rebirths

Complete 9 rebirths for +75% power boosts and new systems

Trade & Endgame

Chase Huge, Titanic, and Gargantuan pets through trading and events

Collection Overview

All 11 Pet Rarities

From most common to rarest. All pets can be crafted into Golden (1.5×), Rainbow (3×), or Shiny (5×) variants.

#	Rarity	Notes
01	Common (Basic)	80%+ hatch rate in starter eggs
02	Uncommon	Still widely available from early eggs
03	Rare	Meaningful power step above Uncommon
04	Epic	Mid-game farming target
05	Legendary	Strong; worth equipping and holding for trades
06	Mythical	High-tier; significant power and value
07	Exclusive	Umbrella tier; Secret pets require Rebirth 5
08	Huge	Extremely rare; primary endgame goal
09	Titanic	Rarer than Huge; among the most valuable pets
10	Gargantuan	Current pinnacle — event-exclusive rewards
11	Secret	Rare special-variant pets, often time-limited

Full Pet Rarities & Variants Guide

Progression Milestones

All 9 Rebirths at a Glance

Every rebirth gives all pets a permanent +75% power boost. You keep all progress — no resets.

#	Location	What Unlocks	Diamonds
1	Area 25: Tiki	Teleport, Castle Key	10,000
2	Area 50: Fire Dojo	Clans, Auto Hatch, Huge pet hatching	25,000
3	Area 75: Haunted Forest	Pet Teams, Enchant Loadout	50,000
4	Area 99: Rainbow Road	Ultimates, World 2, Mastery	100,000
5	Area 125: Frosted City	Secret Pets, Area Quests, Shiny Chance Boost	—
6	Area 150: Alien Mothership	Charged Eggs, Golden Eggs	500,000
7	Area 175: Dominus Lair	Ultimate Speed +30%, +25% Ultimate XP	500,000
8	Area 199: Void Spiral	World 3 (Void), Superior Mini Chest	—
9	Area 219: Diamond Mega City	Ultra Mastery XP Potion, Supercomputer Radio	500,000

Full Rebirths Guide

Key Systems

Progression Systems Overview

Enchants

27 total enchants (9 General, 18 Special). Stacking the same enchant has diminishing returns — always prioritize variety. Upgrade at Area 16: Crimson Forest. Max is Tier 10.

Full Guide

Clans

8 clan levels, each adding passive bonuses. Level 4 gives +10% drop rate; Level 5 adds double diamond chance. Join an active Level 4+ clan immediately after Rebirth 2.

Full Guide

Mastery & Ultimates

14 Mastery tracks that give permanent perks at levels 15, 35, 50, 75, and 99. Plus 10 Ultimates (active burst abilities). Both unlock at Rebirth 4.

Full Guide

Trading

Player-to-player trading with no fee. W/F/L system (Win/Fair/Loss). Check values at Cosmic Values (petsimulatorvalues.com) and PS99 Values. Watch for signed pet and quickswitch scams.

Full Guide

Need Robux?

Unlock gamepasses, exclusive items, and premium features in Pet Simulator 99 and other Roblox games.

Get Robux Gift Cards

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FAQ

Frequently Asked Questions

01What is Pet Simulator 99?

Pet Simulator 99 is a Roblox pet collection and progression game developed by BIG Games. Players hatch eggs to collect pets, equip them to farm currencies, unlock new areas, and complete rebirths that unlock powerful new systems. It launched December 1, 2023 and has over 2.4 billion total visits.

02How do rebirths work in PS99?

There are 9 total rebirths in Pet Simulator 99. Each rebirth is triggered at a specific shrine in a specific area. Every rebirth gives all your pets a permanent +75% power boost and unlocks a major new system (Teleport, Clans, Pet Teams, Ultimates, Secret Pets, etc.). You keep all your progress — there is no reset.

03What is the current update in Pet Simulator 99?

The current update is Update 76 — Spring Boss Chest, released April 25, 2026. It added The Nest (Zone 5 of Spring World), the Spring Boss Chest with Huge Hunter and Titanic Hunter upgrade tracks, and the Retirement Merchant in the Trading Plaza.

04How do I get a Huge pet in PS99?

Huge pets can be obtained by hatching (requires Rebirth 2), through seasonal event rewards and raffles (like the Spring 2026 Huge Spring Kitten raffle), or by trading with other players. The Retirement Merchant also lets you sell old Huge pets for diamonds.

05What are pet variants in Pet Simulator 99?

Every pet in PS99 can be crafted into Golden (1.5× power, requires 5 normal), Rainbow (3× power, requires 5 Golden), or Shiny (5× power, requires 5 Rainbow) variants using fusion machines. The machines are found at Areas 10, 31, and onward.

06Where do I redeem codes in Pet Simulator 99?

Open Pet Simulator 99 on Roblox and find the Twitter/Codes button on the left side of your screen. Enter the code exactly as shown (case-sensitive) and press Redeem. Rewards appear in your inventory instantly.

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