Card Tips:Magical Citadel of Endymion
- This card can be searched by "Ancient Fairy Dragon", "Cosmo Queen, the Queen of Prayers", "Spell Power Mastery", "Reflection of Endymion", "Terraforming", "Metaverse", "Set Rotation", "Demise of the Land", "Planet Pathfinder", "Cattycorn", "Horned Saurus", "Pop-Up", "Rainbow Bridge of Salvation", "Majesty Pegasus, the Dracoslayer", "An Owl of Luck", "Ghostrick Renovation", "Madolche Butlerusk", "Earthbound Servant Geo Kraken", "Favorite Hero", "How Did Dai Get Here?", and other generic searchers.
- This card's substitution effect can help pay the cost for monsters that gain ATK for each Spell Counter they have and thus would prefer not to use their own, like "Arcanite Magician", "Arcanite Magician/Assault Mode", "Breaker the Magical Warrior", or "Magical Marionette".
- This card's substitution effect can help ensure "Blast Magician" can remove enough Spell Counters to destroy the opponent's monster.
- Since this card protects itself from destruction, it can help keep "Earthbound Immortal" or "Malefic" monsters on the field.
