Cosmoem
“Cosmoem” (A3-086) is a Pokémon card from the Celestial Guardians set in Pokémon TCG Pocket and evolves from Cosmog. Key details include 100 HP, Psychic, and Stiffen. Card description: The king who ruled Alola in times of antiquity called it the “cocoon of the stars” and built an altar to worship it.
Use this Cosmoem page to confirm its set, pack sources, and deck roles before adding Cosmoem to your collection.
Cosmoem Evolves From
5 matching cards
Other Cosmoem cards
2 matching cards
Cosmoem Card Details
Illustrator·Aya KusubeHP
100
Cosmoem Attacks
- Stiffen
During your opponent's next turn, this Pokémon takes −50 damage from attacks.
Other cards with Stiffen, like Cosmoem
5 matching cards
Tournament intelligence
Cosmoem in tournament decks
This card appears in 1 current and 1 historical tournament archetypes.
Tournament deck data sourced from Limitless Tournament Platform.
Current tournament decks
Historical decks featuring this card
Archived tournament profiles where this card appeared in at least half of tracked decklists.
Tournament synergy
Cards commonly played with Cosmoem
These cards most often appear beside Cosmoem in current tournament decklists. Rankings use shared archetypes, samples, inclusion rate, and meta share.
Sabrina
A1-225
- shared archetypes
- 1
- avg. inclusion
- 100.0%
Cyrus
A2-150
- shared archetypes
- 1
- avg. inclusion
- 100.0%
Cosmog
A3-085
- shared archetypes
- 1
- avg. inclusion
- 100.0%
Solgaleo ex
A3-122
- shared archetypes
- 1
- avg. inclusion
- 100.0%
Rare Candy
A3-144
- shared archetypes
- 1
- avg. inclusion
- 100.0%
Lillie
A3-155
- shared archetypes
- 1
- avg. inclusion
- 100.0%
Related guides
Read next about Cosmoem
Guides selected from explicit entity references first, with conservative title matching as a fallback.
Aug 4, 2026
Lunala deck guide: Psychic Connect transfers
Lunala deck guide for Psychic Connect Energy banking, Cosmog setup, Rare Candy timing, Giratina partners, and what to leave on the Bench.
Aug 4, 2026
Solgaleo deck guide: Cosmog, candy, partners
Solgaleo deck guide for Cosmog setup, Rare Candy risk, Rising Road switches, partner attackers, and a dated August 2026 ceiling.
