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Eggs & Pets/Cosmic Skeleton Boss
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Cosmic Skeleton Boss egg appearance
Cosmic Skeleton Boss Egg
Cosmic Skeleton Boss pet appearance
Cosmic Skeleton Boss
World index routeWorld index snapshot
Secret Cosmic

Cosmic Skeleton Boss

Cosmic Skeleton Boss is listed as Secret in the Cosmic record, with a 0.495856% relative configuration share in the dated catalog snapshot. That share is a comparison field, not a confirmed per-run probability.

What this page can confirm

The catalog confirms the collection membership and displayed egg name. It does not prove that the same entry is active in every server, so the live prompt remains the final check.

World / collection
Cosmic
World collection
Cosmic · 8 entries
Relative pool reference
0.495856% relative configuration share
Aliases
Alien Skeleton Boss
Catalog checked
2026-09-09

Artwork and collection membership are recorded for Cosmic Skeleton Boss. Hatch chance and income are not recorded yet, so this page does not state them. The 0.495856% figure above is a configuration reference, not a verified per-run probability, and live availability is not asserted here.

How to check it

Check Cosmic Skeleton Boss in the Cosmic collection

1

Open Cosmic and confirm the current server shows the Cosmic collection.

2

Match the live egg label with Cosmic Skeleton Boss Egg before picking it up.

3

Plan the return route with your current Speed, carry the egg to base, and follow the timer shown by the live hatch panel.

Use the live Cosmic Skeleton Boss Egg prompt to check Cosmic Skeleton Boss, then follow the collection and return instructions shown by the current server.

Same collection

Entries in Cosmic.

8 records

The Cosmic world index lists 8 separate named eggs. Cosmic Skeleton Boss is the Cosmic Skeleton Boss Egg entry; other indexed records include Centapede (Epic), Cosmic Gecko (Legendary), Cosmic Gorilla (Mythic). These entries are separate records, not one shared random egg pool.

Centapede EggCentapedeEpicCosmic Gecko EggCosmic GeckoLegendaryCosmic Gorilla EggCosmic GorillaMythicLa Vacca Saturno Saturnita EggLa Vacca Saturno SaturnitaCosmicCosmic Dragon EggCosmic DragonSecretCosmic Skeleton Boss EggCosmic Skeleton BossSecretEternal Lunar Dragon EggEternal Lunar DragonEternalUnicorn EggUnicornDivine
Common questions

What players ask about Cosmic Skeleton Boss

How rare is Cosmic Skeleton Boss in Steal An Egg?

Cosmic Skeleton Boss is classified as Secret and holds a 0.495856% relative configuration share in the dated catalog snapshot. A per-hatch percentage is not recorded yet, so this page does not state one.

How much money does Cosmic Skeleton Boss make?

Income for Cosmic Skeleton Boss is not recorded yet, so this page does not state one — check the live pet panel for the current rate.

Where do you get Cosmic Skeleton Boss?

Cosmic Skeleton Boss is listed under Cosmic Skeleton Boss Egg in Cosmic. Confirm the current panel before treating the catalog membership as an available route.

Next field notes

Use the notes below to check Cosmic Skeleton Boss's world, route, and live timing.

Map & worldsCompare world collections and gates.Speed guideBuild a safer return margin.EventsCheck dated event observations.Spawn timesSynchronize with the live countdown.
Data notes & further reading

Catalog checked 2026-09-09; the community catalog snapshot was updated 2026-09-04. Collection membership and configuration do not prove current server availability.