Devourer of Memory
Creature — Nightmare
Whenever one or more cards are put into your graveyard from your library, this creature gets +1/+1 until end of turn and can't be blocked this turn.
: Mill a card.
It slips silently through the still waters of the Labyrinth of Memories to feed.
Daarken
Theros Beyond Death (THB)
• #213Rulings
Once Devourer of Memory has been blocked, resolving its triggered ability (perhaps by activating its activated ability) won’t change or undo that block.
(wotc • 2020-01-24)
Devourer of Memory’s triggered ability grants it just +1/+1 each time cards are put into your graveyard from your library, no matter how many cards are put there at once.
(wotc • 2020-01-24)
Rulings
Once Devourer of Memory has been blocked, resolving its triggered ability (perhaps by activating its activated ability) won’t change or undo that block.
(wotc • 2020-01-24)
Devourer of Memory’s triggered ability grants it just +1/+1 each time cards are put into your graveyard from your library, no matter how many cards are put there at once.
(wotc • 2020-01-24)