Putting things like spaceships and laser beams in a main, Standard-legal set works when done sparingly, and the same goes for bringing in real-world franchises
The term "ramp" in Magic: The Gathering refers to any spell card that generates a net positive amount of mana, whether that be through floating mana that expires at the end of the phase, lands placed onto your side of the field (though some count searching up lands to put into your hand as ramp as well), or artifacts and cards that create artifacts that can tap for mana
Other than that, youre still considered two independent players
At best, you have Actions like Mother Knows Best and Dragon Fire but those dont always see play
Youll cast Balance when opponents are ahead of you on resources, be it creatures, lands, or cards