MÉSOWORLDS BEFORE US
FREN
Play
A DINOSAUR TCG. A WORLD TO DISCOVER.

Prehistory.
Yours to collect.

From dinosaurs to mammoths, open boosters and bring prehistoric animals together in an illustrated card collection.

Open my first boosterExplore the cards
2 free boosters a day · Account required · Beta
An illustration of a resting Dilophosaurus beside a waterway in a Jurassic landscape.Artwork needed
Origins • ORG✧

Dilophosaurus

Dilophosaurus wetherilli
Early Jurassic
North AmericaCarnivore

Two slender crests crown this large theropod. It roamed the plains and waterways of what is now Arizona.

ORG · 003✧ Secret

✧One illustration. An entire world.

66cards to discover22prehistoric creatures3rarities to collect
ANOTHER TIME. ANOTHER DISCOVERY.

The first inhabitants of your album.

The full catalogue
An illustration of a resting Dilophosaurus beside a waterway in a Jurassic landscape.
Early Jurassic

Dilophosaurus

Dilophosaurus wetherilli

Discover the cards
Low-angle photograph of the skull and mounted Tyrannosaurus skeleton nicknamed Stan at Tokyo’s National Museum of Nature and Science.
Late Cretaceous

Tyrannosaurus

Tyrannosaurus rex

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Painting of a woolly mammoth herd in a snowy northern Spanish landscape, with mountains and conifers.
Pleistocene · Holocene

Woolly mammoth

Mammuthus primigenius

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A Regaliceratops with a striking frill in a forest lit by golden light.
Late Cretaceous

Regaliceratops

Regaliceratops peterhewsi

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Photograph of the Berlin Archaeopteryx fossil, showing its feather impressions.
Late Jurassic

Archaeopteryx

Archaeopteryx lithographica

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A Pterygotus with open pincers beneath bright water among fish.
Silurian · Devonian

Pterygotus

Pterygotus sp.

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THE JOY OF DISCOVERY

One pack. Five new stories.

01

Open an expedition.

Choose Origins or Echoes of the Past and reveal five cards at your own pace.

02

Build your collection.

Naturalist paper, a silver frame or holographic full art: discover each creature in three rarities.

03

Find your next treasure.

Keep your duplicates or list your copies in Ambron auctions, using the game’s virtual currency.

The rules and the odds
BEFORE YOUR FIRST EXPEDITION

A prehistoric animal card game, in a few words.

Is MÉSO a dinosaur TCG?

MÉSO is a digital collectible card game with boosters, rarities, an album and player auctions. This beta focuses on collecting; it does not currently include card battles.

Is it only about dinosaurs?

No. The catalogue also includes pterosaurs, marine reptiles, prehistoric mammals and fossils. A mammoth or a pterosaur is not a dinosaur.

Can I play for free on mobile?

Yes. The beta runs in a browser on desktop and mobile. An account gets two free boosters a day, shared across expansions. This beta offers no purchases with real money.

Your next discovery is waiting.

Find boosters, your album and the market in the game.

Enter MÉSO
Credits and artwork