American Comics: You Call This Normal Gear?

[Marvel, multiple heroines, lighthearted]

“Black Widow, take these [Agility Shoes]. Remember to wear them when you're feeling lonely at night!”

“Spider-Man, quit being a simp and come help me test this. I'll make you an AI girlfriend afterward.”

“Thor, stop taking a break. This Gundam needs power, so come generate some electricity for me. I'll take you out for roasted Thanos afterward!”

Lin En transmigrates into Marvel and unexpectedly activates an Equipment Crafting System.

As long as he gathers the materials according to the blueprints, he can craft all kinds of ingenious gear.

[Mechanical Arm for the Second Son], [Agility Shoes], [Artificial Devil Fruit], [Red Queen AI], [Astonishing Brain], [Gundam]...

And so,

In order to return to his original world, Lin En joins forces with a host of superheroes and embarks on an eventful journey of crafting equipment.