Teferi's Isle [Mirage] XY13 Set: Sun & Moon: Ultra

Set: Sun & Moon: Ultra Prism Type: Dragon Rarity: Secret Rare Retreat cost: Colorless

then return him to the battlefield transformed under his owner's control

Set: Diamond & Pearl: Legends Awakened Type: Colorless Rarity: Promo Retreat cost: Colorless

that's something no horse can change

and 5–9 Common cards

Teferi's Isle [Mirage] XY13 Set: Sun & Moon: UltraSet: Mirage Type: Legendary Land Rarity: Rare Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.) Teferi's Isle enters the battlefield tapped. {T}: Add {U}{U}. The three wizards knew only that this isle held a great mysteryand that patience alone would solve it.