Jump Scare's main focus is on taking full advantage of the manifest variant called manifest dread, which acts just like manifest in that you put cards onto the battlefield face-down as 2/2 creatures
But which of the many aggro cards are the best
If you leave the game before your next untap step, it phases in as the next untap step begins after your turn would have begun
Anything that triggers "at the beginning of your upkeep" or similar will trigger during the upkeep step, and you'll eventually draw a card for your draw step
In Magic: The Gathering, creatures are the backbone of many decks, capable of attacking, blocking, and providing various advantages through distinct abilities
These cards have been out of print for years