2019-06-14 : All players get to see which cards you chose at random as they’re returned to your hand.

2019-06-14 : If X is greater than or equal to the number of cards in your graveyard, you simply return your entire graveyard to your hand.

2019-06-14 : No player may take actions between the time the cards are chosen at random and the time they’re returned to your hand.

2019-06-14 : Reap the Past is still on the stack while you return cards to your hand, so it can’t return itself.