Borderland Explorer [Commander 2018] SPA Corcel Zanjador where X is the number

where X is the number of creatures on the battlefield

Put all creature and land cards revealed this way into your hand and the rest on the bottom of your library in any order

the City of Traitors did not align with Dominaria

how would I know it worked

Borderland Explorer [Commander 2018] SPA Corcel Zanjador where X is the numberSet: Commander 2018 Type: Creature Elf Scout Common Cost: {1}{G} When Borderland Explorer enters the battlefield, each player may discard a card. Each player who discarded a card this way may search their library for a basic land card, reveal it, put it into their hand, then shuffle their library.