Fun fact: Omniman was initially called Supraman. His name was changed due to legal resemblance issues with DC’s Superman.

Viltrumites are Obvious Superman(Kryptonian) parodies but their powers work fundamentally differently. Here are some Invincible comic book panels depicting this https://cdn.nostrcheck.me/ed049f5df244e8fbed1080d7f20c06fc9552d21addb0b505f805f79ea5fffefa/35607e408fa9f060e68ab93a741fe3b7eb5f5a14502250d2aacc2f4e43fa2e31.webp https://cdn.nostrcheck.me/ed049f5df244e8fbed1080d7f20c06fc9552d21addb0b505f805f79ea5fffefa/1896a0ee8751ea2ca020245936a8bf95d1ff27be0a59bc717d640455c1b71817.webp https://cdn.nostrcheck.me/ed049f5df244e8fbed1080d7f20c06fc9552d21addb0b505f805f79ea5fffefa/49f2f06b7ea6c2338a887836155fd134e57793b6165e958efd2dc466c895f0c8.webp https://cdn.nostrcheck.me/ed049f5df244e8fbed1080d7f20c06fc9552d21addb0b505f805f79ea5fffefa/313f8d2f1791e93f3a670e69fc8c06506ef5cfe16bc6b109ac73ba830217509b.webp