Emry, Lurker of the Loch (Extended Art) [Throne of Eldraine] Stronghold finding the Rainbow Vale was

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

you gain life equal to the life lost this way

Set: Portal Second Age Type: Sorcery Rarity: Rare Cost: {X}{R} Earthquake deals X damage to each creature without flying and each player

The end of evolution

Emry, Lurker of the Loch (Extended Art) [Throne of Eldraine] Stronghold finding the Rainbow Vale wasSet: Throne of Eldraine Type: Legendary Creature Merfolk Wizard Rarity: Rare Cost: {2}{U} This spell costs {1} less to cast for each artifact you control. When Emry, Lurker of the Loch enters the battlefield, mill four cards. {T}: Choose target artifact card in your graveyard. You may cast that card this turn. (You still pay its costs. Timing rules still apply.)