Trail of the Mage-Rings (Planes) [Planechase Anthology Planes] Serpent Egg you may search your library

you may search your library for a Merfolk card

Set: March of the Machine: The Aftermath Type: Legendary Creature — Elf Scout Rarity: Mythic Cost: {2}{G} Landfall — Whenever a land enters the battlefield under your control

A deck can have any number of cards named Dragon's Approach

I am compleat

Trail of the Mage-Rings (Planes) [Planechase Anthology Planes] Serpent Egg you may search your librarySet: Planechase Anthology Planes Type: Plane Vryn Rarity: Common Instant and sorcery spells have rebound. (The spell's controller exiles the spell as it resolves if they cast it from their hand. At the beginning of that player's next upkeep, they may cast that card from exile without paying its mana cost.) Whenever you roll {CHAOS}, you may search your library for an instant or sorcery card, reveal it, put it into your hand, then shuffle.