The Master Manipulator
The pure version of the deck focuses on taking advantage of spell counters and pendulum monster effects to bring out more monsters. By setting up an

The Apprentice Archetypes
Other pendulum archetypes have good synergy with the Endymion deck and can help it reach its fullest potential. Pendulum Magicians are spellcasters as well and have a variety of useful pendulum effects, including

Mythical Beasts can be summoned by Endymion monsters and generate more spell counters for negates and destruction effects.
The Eternal Endymion
During 2019, Endymion was one of the few meta decks that competed in what is known by fans as the "Eternal Format." Pendulum decks as a whole were able to do well against the top decks because of their distinct advantage under the former "New Master Rules." With the introduction of link monsters, the playable zones shifted, and the new rules favored the new summoning mechanic. At the time, monsters summoned from the extra deck had to be summoned either to the new extra monster zone or a zone a link monster points to.While this also applied to pendulum monsters in the extra deck, you could still use the monsters in your hand as a result of your pendulum summon for the turn. This meant pendulum decks like Endymion could more quickly access powerful link monsters than other decks due to the sheer number of resources at their disposal. As the "Master Rule 2020" went into effect the following year, extra deck summoning lost this restriction and pendulum decks were beaten out of the meta.

Speaking of the extra deck, Endymion had a handful of iconic link monsters it put to good use during the Eternal Format. The first of these is
As well as this, there was a trio of link monsters known as the Guardragons, which have also received bans, with
With this in mind, I think its clear to see how the deck functions so effectively, and how it became one of the greats during a format in its favor. There have been a variety of different Endymion decks that have seen success, and its no surprise with an archetype as good at what it does as this one. Let us know what you think about Endymion and whether you'd like to see coverage of other historic decks of the Eternal Format in the comments below.
Opinions expressed in this article are those of the author and not necessarily Cardmarket.
