Ancient Mermaimon

=Attack Techniques= undefined

=Evolution=

Evolves From

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

Evolves To

 * Susanoomon (with Ancient Irismon, Ancient Megatheriumon, Ancient Wisemon, and Ancient Volcamon)

=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.

Available as a collectable card.

Ancient Mermaimon is available as a Digimon Medal.

Available as a collectable card.

Available as a collectable card.

Ancient Mermaimon is available as a Digimon Medal.

In the distant past, the Warrior Ten fought against Lucemon in an attempt to stop its rebellion. During the fight, eight of them are killed and the remaining two seal Lucemon away.

Ancient Mermaimon is an unobtainable Boss Digimon.

TCG
=Image Gallery=

Virtual Pets
=Additional Information=