Library of Leng [Collectors' Edition] Basic Water Energy Set: Throne of Eldraine Type:

Set: Throne of Eldraine Type: Enchantment Rarity: Rare Cost: {2}{W} When Happily Ever After enters the battlefield

and furthermore

Set: Streets of New Capenna Commander Type: Legendary Creature — Cephalid Rogue Rarity: Mythic Cost: {1}{W}{U}{B} Whenever you attack

Soul of Elements

you gain life equal to the high bid and create that many Treasure tokens

Library of Leng [Collectors' Edition] Basic Water Energy Set: Throne of Eldraine Type:Set: Collectors' Edition Type: Artifact Rarity: Uncommon Cost: {1} You have no maximum hand size. If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into your graveyard.