Its important to become familiar with your cards, obtain the necessary ones for your deck, practice regularly, and seek guidance from more seasoned players.
Archidekt will highlight any errors that break format rules, and let you import and export deck files from MTG Arena
Lets go through the facts first, or at least what we know so far
When the flicker effect exiles the face-down creature, the game just exiles the card that represents that creature and tries to bring that card back to the battlefield
Fetchlands are special land cards that allow players to sacrifice the card and pay 1 life to search their library for another land card, then put it onto the battlefield
She works especially well in go-wide token builds that want to pressure early while preparing recursion lines