No, the only step that happens before your upkeep is the untap step, and you do not get priority during the untap step
I helped on the Secret Lair Marvel Superdrop cards, offering some feedback and a suggestion that made it to print, but my focus was going to be on the first Marvel set, which would be Magic: The Gathering | Marvel's Spider-Man
Temporary token generators like Urabrask's Forge and Voice of Victory get a boost when youre running sacrifice abilities
Morningtide focused on five different creature types that were classes: Rogue, Shaman, Soldier, Warrior, and Wizard
Mechanized Production When I think of alternate win cons, the one that sticks out as the most cost-efficient and impactful, while not overtly threatening as to attract too much attention, has to be Mechanized Production
Continuous effects that affect the size of your hand do not affect an object, they modify the game rules