Similar to Micky not wearing gloves, Superman wouldn't be able to fly, be vulnerable to kryptonite, wouldn't have heat vision, freeze breath, or the fortress of solitude. Pretty much all the iconic villains would be off limits too.
"I'm driven with a mission from God. God would tell me, 'George, go and fight those terrorists in Afghanistan.' And I did, and then God would tell me, 'George go and end the tyranny in Iraq,' and I did."
https://www.independent.co.uk/news/world/americas/bush-god-told-me-to-invade-iraq-6262644.html
Somewhere in the settings you can have it boot to HDMI1 and you can skip that whole stuff.
Airfare $19.86 surely way below fuel cost. Who even came up with this system?
As long as it's parody like this comic, then you can do pretty much whatever you want. Like how Family Guy can reference 200 random things per episode. It's only becomes illegal when it's serious in nature, like fan made Star Trek stuff. Because it too closely resembles the actual show. If they could monetize stuff like that, they could theoretically become a Star Trek competitor.