Legendary
Base income$30K/s
Base weight18 kg
Found in🪐 Cosmic
Speed needed700M
GuardianCosmic Skeleton
Income rank145th of 197
Cosmic Gecko is a Legendary pet in Roblox Steal an Egg that hatches from the Cosmic Gecko Egg. At normal size with no mutation it earns $30K/s — the 5th best of 21 Legendary pets and 145th out of all 197 pets in the game.
How to get Cosmic Gecko
Reach about 700M Speed and travel to the Cosmic biome 🪐. Wait until the Cosmic Skeleton guardian is asleep, grab the Cosmic Gecko Egg from the nest and run back to your pen before you get caught. Nests reset every 5 minutes, and bigger eggs are worth more but make you slower — so bring extra Speed.
💰 Cosmic Gecko income with mutations
| Mutation | Multiplier | Income (normal size) |
|---|---|---|
| Normal | ×1 | $30K/s |
| Silver | ×1.2 | $36K/s |
| Bloom | ×1.25 | $37.5K/s |
| Golden | ×2.5 | $75K/s |
| Spirit Bloom | ×2.5 | $75K/s |
| Fractured | ×2.75 | $82.5K/s |
| Scrambled | ×2.75 | $82.5K/s |
| Parasite | ×3 | $90K/s |
| Rainbow | ×3.5 | $105K/s |
📏 Income by size
Open the calculator →Bigger eggs hatch heavier pets that earn more. Base weight is 18 kg; above 125× the gains slow down.
| Size | Weight | Income | Income (Rainbow) |
|---|---|---|---|
| 1× | 18 kg | $30K/s | $105K/s |
| 2× | 36 kg | $46K/s | $161K/s |
| 5× | 90 kg | $80.94K/s | $283.28K/s |
| 10× | 180 kg | $124.1K/s | $434.37K/s |
| 50× | 900 kg | $334.83K/s | $1.17M/s |
| 100× | 1.8K kg | $513.4K/s | $1.8M/s |
| 500× | 9K kg | $1.03M/s | $3.59M/s |
