Treeborn Frog [DR04-EN145] Ultra Rare Modern Masters Tokens finding the Rainbow Vale was

finding the Rainbow Vale was often the goal of Knights' quests

you can select 1 face-up monster on your opponent's side of the field

except "Elemental Hero Absolute Zero"

Set: Portal Type: Creature — Dragon Rarity: Rare Cost: {5}{B}{B} Flying

Set: Urza's Saga Type: Artifact Rarity: Rare Cost: {4} At the beginning of your upkeep

Treeborn Frog [DR04-EN145] Ultra Rare Modern Masters Tokens finding the Rainbow Vale wasSet: Dark Revelation Volume 4 Card type: Effect Monster Rarity: Ultra Rare Attack: 100 Defense: 100 If this card is in your Graveyard during your Standby Phase and you control no Spell or Trap Cards, you can Special Summon it. This effect cannot be activated if you control a face up "Treeborn Frog".