Card Trivia:Endymion, the Mighty Master of Magic
- This is the cover card of Structure Deck R: Lord of Magician/Structure Deck: Order of the Spellcasters.
- This monster appears in the artwork of "Spell Power Mastery".
- This card is named after the Greek mythological figure of Endymion, who was beloved by the moon goddess Selene and put to sleep forever.
- This monster has Spell Counters on the ring around his back, in the center and ring of his staff, and attached to his robes.
- In total, there are 20 Spell Counters visible on this monster.
- Currently, this card has the longest card text in the TCG, with 181 words and 964 characters.