These cards are fantastic in Reanimator anyway, as ways of dodging exile-based removal, so including them isnt a stretch
If the game is going to go on for a while after you've flashed back Memory's Journey, then one of the cards that you return will need to be Runic Repetition, which you will then use to return your exiled Memory's Journey so you don't deck yourself
For the cheap modern singles that fill most collections, grading fees and wait times eat the gain, so sell those raw with an honest condition description
Glitches and Technical Issues Like any app or website, simulators can have technical hiccups
From what we can tell, these will work similarly to how past Japanese and Phyrexian cards have worked, meaning there will be card styles you'll need to collect
Fate included 18 cards that manifest, and Dragons of Tarkir included one card that mentioned the ability but didnt actually manifest anything itself