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Prehistoric Biome

Unlock: 17,000,000 Speed· Guardian: T-RexLast checked 1 day ago

17M Speed. T-Rex guardian; Mythic and Cosmic dinosaur pets.

Min Speed
17,000,000
Pets documented
8
Egg pool
Mythic → Divine
Best verified income
$1.5M

Reach Prehistoric

Plan your run to Prehistoric.

You need 17,000,000 Speed. Estimate your treadmill time on the speed calculator, then steal Prehistoric Nest Egg and outrun the T-Rex back to your base.

Prehistoric pets

Every documented pet in Prehistoric.

PetRarityIncome/s
BrontoCosmic$1.5Mcalc
AnkylosaurusMythic$120Kcalc
DodoUnknown—calc
MosasaurusUnknown—calc
PterodactylUnknown—calc
T-RexUnknown—calc
TralaledonUnknown—calc
TriceratopsUnknown—calc

Data confidence

Speed thresholds come from community wikis, cross-checked.

The 17,000,000 Speed threshold matches two independent community sources. Guardian and egg-pool details are community-reported. Sources: stealanegg-pro, sportskeeda-speed, ign-all-pets. Verified 2026-08-21.

Progression

Where to go next.

← Abyss Ocean (2,500,000)Cosmic (700,000,000) →Speed calculatorBeginner guide

FAQ

How much Speed do you need for Prehistoric?

17,000,000 Speed unlocks Prehistoric. Train on your treadmill to reach it — the speed calculator estimates your training time.

What eggs and pets are in Prehistoric?

Prehistoric Nest Egg spawns at nests here with a pool of Mythic → Divine. The best verified income in the biome is Bronto at $1.5M/s. 8 pets are documented in this biome.

Who guards Prehistoric?

The T-Rex patrols the nest area. Carry an egg out slowly — its weight slows you down — and use pets with Speed bonuses to outrun the guardian.