Enter the Unknown [Rivals of Ixalan] SPA Esclavizador caerano target player may put Proud

target player may put Proud Mentor into their hand from their library

Inventors Type: Creature — Elf Warrior Uncommon Cost: {1}{G} When Dwynen's Elite enters the battlefield

" —Sedris

target land you control becomes the basic land type of your choice in addition to its other types

flip Rune-Tail

Enter the Unknown [Rivals of Ixalan] SPA Esclavizador caerano target player may put ProudSet: Rivals of Ixalan Type: Sorcery Uncommon Cost: {G} Target creature you control explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1 +1 counter on the creature, then put the card back or put it into your graveyard.) You may play an additional land this turn.