Ancient Mermaimon

=Attack Techniques= undefined

=Evolution=

Evolves From

 * Marin Angemon
 * Mermaimon (with or without Ancient Evolution or the Spirit of Water) (with or without Whamon, Anomalocarimon, and Coelamon)
 * Ranamon (Ancient Evolution)

Evolves To

 * Susanoomon (with Ancient Irismon, Ancient Megatheriumon, Ancient Wisemon and Ancient Volcamon or Fusion between the Warrior Ten)

=Appearances=

Ancient Mermaimon was one of the Legendary Warrior Ten whose spirit was reborn in the Human Spirit of Water to create Ranamon and the Beast Spirit of Water to create Calamaramon.

Individual Appearances
{{AppearanceList|

Digimon Frontier
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Its silhouette appears alongside the other Legendary Warriors in the introductory corner of the special chapter "Frontier Generation".

Ancient Mermaimon can only be obtained as a collectible card. Its card is part of the Warrior Ten (十闘士 Juttoushi) set.

Ancient Mermaimon is available as a Digimon Medal.

Ancient Mermaimon is available as a Digimon Medal.

Ancient Mermaimon is an unobtainable Boss Digimon.

TCG
=Image Gallery=

Virtual Pets
=Additional Information=