
When this creature enters, search your library for up to X Plains cards, where X is the number of players who control more lands than you. Reveal those cards, put them into your hand, then shuffle.
Oreskos Explorer has 9 printings, first in Commander 2015 (2015). EDHREC ranks it #6,201 among Commander cards. It appears most in Rin and Seri, Inseparable decks (4,362 on EDHREC). 8 public decks on TCG run it. It has 2 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.