Prehistoric biome eggs
The Prehistoric collection is grouped under a community source pool. It is not renamed “Prehistoric Egg” as an official item. Egg labels and individual pet results require separate evidence.
Collection source, not invented egg
The pool groups 8 Prehistoric pet references. It makes the source relationship navigable without treating a collection heading as an official egg label.
Cross-check a result
Ankylosaurus pet record: Ankylosaurus is listed in the Prehistoric community roster as Mythic. The reported base rate is 120,000 money/s; Index entries…
databaseBronto pet recordBronto pet record: Bronto is listed in the Prehistoric community roster as Cosmic. The reported base rate is 1,500,000 money/s; Index entries report…
databaseDodo pet recordDodo pet record: Dodo is listed in the Prehistoric community roster as Rare. The reported base rate is 280 money/s; Index entries report 240,000 Speed…
databaseMosasaurus pet recordMosasaurus pet record: Mosasaurus is listed in the Prehistoric community roster as Eternal. The reported base rate is 180,000,000 money/s; Index…
Before returning with an egg
Treat 18M as a reported planning input, not a guaranteed access rule. Keep enough training margin for the actual egg you carry, and compare the T-Rex artwork with the name shown in inventory.
A good steal is planned before you enter another base: confirm the objective, read the defender, keep a clear return route, and leave as soon as the…
guideFind and keep rare eggsChoose a source you can reach, identify the egg by its current label and make the return run reliable before optimizing for rarity. Official badges…
Explore this biome
Prehistoric: reported Speed 18,000,000, guardian context, collection leads and route advice. Compare dated sources and plan your next carry.
databasePrehistoric biome petsPrehistoric biome pets: Prehistoric has 8 pet records in this site's community roster. Names include Ankylosaurus, Bronto, Dodo, Mosasaurus. Field…
databasePrehistoric biome speedPrehistoric biome speed: Prehistoric's reported Speed reference is 18,000,000. August coverage says 17M while September sources say 18M; neither is…
databasePrehistoric biome stealingPrehistoric biome stealing: For a Prehistoric egg run, use the reported 18,000,000 Speed reference as an editable planning input. Treat 18M as a…
databasePrehistoric biome guardianPrehistoric biome guardian: Prehistoric's reported guardian is T-Rex. The guardian role does not automatically establish the acquisition source of a…
databasePrehistoric biome progressionPrehistoric biome progression: Plan Prehistoric between Abyss Ocean and Cosmic. Treat 18M as a reported planning input, not a guaranteed access rule.…
Related pages
Follow the reported biome order from Forest through the later September areas. Search by biome or guardian, compare Speed references and open route…
guideProgression routeProgress by alternating retained pet income, measured treadmill training and a return route you can repeat. Move on when the next zone improves a…
databasePrehistoric collection poolPrehistoric collection pool: Prehistoric collection pool is recorded as community group. This reference connects 8 documented pet records with…
databasePrehistoricPrehistoric: reported Speed 18,000,000, guardian context, collection leads and route advice. Compare dated sources and plan your next carry.
databasePrehistoric biome petsPrehistoric biome pets: Prehistoric has 8 pet records in this site's community roster. Names include Ankylosaurus, Bronto, Dodo, Mosasaurus. Field…
databasePrehistoric biome speedPrehistoric biome speed: Prehistoric's reported Speed reference is 18,000,000. August coverage says 17M while September sources say 18M; neither is…
databasePrehistoric biome stealingPrehistoric biome stealing: For a Prehistoric egg run, use the reported 18,000,000 Speed reference as an editable planning input. Treat 18M as a…
databasePrehistoric biome guardianPrehistoric biome guardian: Prehistoric's reported guardian is T-Rex. The guardian role does not automatically establish the acquisition source of a…
databasePrehistoric biome progressionPrehistoric biome progression: Plan Prehistoric between Abyss Ocean and Cosmic. Treat 18M as a reported planning input, not a guaranteed access rule.…
Sources & review notes
Checked 2026-09-26. Content revised 2026-09-26. Source dates and confidence apply to the claims they support, not to every possible value in the game.
- Independent fan roster comparison (September 23)Reported · not independently verified · checked 2026-09-26T14:04:32.864Z · published 2026-09-23
Comparison snapshot only; corroboration of some labels and values is not independent gameplay measurement.
- Eldorado — biome reference, September 17Community-reported · cross-checked · checked 2026-09-25 · published 2026-09-17
Reported biome order and Speed references. Exact guardian wording conflicts with other guides.
- GAMES.GG — biome guide, September 8Community-reported · cross-checked · checked 2026-09-25 · published 2026-09-08
Cross-check for the first ten biomes, movement and carry-risk distinction. Text was reviewed through indexed web retrieval; direct fetch returned 403.