Swap Frog [OP03-EN001] Ultimate Rare Guilds of Ravnica Promos Tedious research made the Sages

Tedious research made the Sages of the College of Lat-Nam adept in repairing broken artifacts

you may begin the game with it on the battlefield

The Nightmare arises from its lair in the swamps

Set: Exodus Type: Legendary Creature — Human Wizard Rarity: Rare Cost: {2}{U} {2}{U}{U}

except "Toon Dark Magician"

Swap Frog [OP03-EN001] Ultimate Rare Guilds of Ravnica Promos Tedious research made the SagesSet: OTS Tournament Pack 3 Card type: Effect Monster Rarity: Ultimate Rare Attack: 1000 Defense: 500 You can Special Summon this card (from your hand) by discarding 1 other WATER monster. When this card is Summoned: You can send 1 Level 2 or lower Aqua Type WATER monster from your Deck or face up from your field to the Graveyard. Once per turn: You can return 1 monster you control to the hand; you can Normal Summon 1 "Frog" monster during your Main