Infinite Cosmic Power
Once you're at the main menu, enter UP, B, B, B, LEFT, RIGHT and X. A sound wiill chime, confirming the entry.

Bonus Level
At the main menu, enter RIGHT, RIGHT, X, B, LEFT, UP, DOWN.

Arena Fight Stages

    * Guard Granny Level: Get 31 F4 Secrets
    * Survival Killing Stage 2 Barge: Get 2 F4 Secrets
    * Survival Killing Stage 3 Underground Arena: Get 4 F4 Secrets
    * Survival Killing Stage 4 Tikal Arena: Get 7 F4 Secrets
    * Survival Killing Stage 5 Horus Arena: Get 20 F4 Secrets
    * Survival Killing Stage 6 Elevator Arena: Get 25 F4 Secrets
    * Survival Killing Stage 7 SHIELD Arena: Get 28 F4 Secrets 

Bonus Material

    * Bios 1: Purchase from Upgrades Menu 2000pts
    * Bios 2: Purchase from Upgrades Menu 2000pts
    * Bios 3: Purchase from Upgrades Menu 2000pts
    * Bios 4: Purchase from Upgrades Menu 2000pts
    * Bios 5: Purchase from Upgrades Menu 2000pts
    * Bonus Mission Latveria 1: Beat the game on Medium
    * Bonus Mission Latveria 2: Beat the game on Hard
    * Enemy Drawings: Purchase from Upgrades Menu 1000pts
    * Boss Monster Drawings: Purchase from Upgrades Menu 1000pts
    * Character Pencil Sketches: Purchase from Upgrades Menu 1000pts
    * Ultimate Fantastic 4 Sketches: Purchase from Upgrades Menu 1000pts
    * Ultimate Fantastic 4 Comic Panels: Purchase from Upgrades Menu 1000pts
    * Classic Fantastic 4 Cover #1: Purchase from Upgrades Menu 2500pts
    * Classic Fantastic 4 Cover #2: Purchase from Upgrades Menu 2500pts
    * Classic Fantastic 4 Cover #3: Purchase from Upgrades Menu 2500pts
    * Classic Fantastic 4 Cover #4: Purchase from Upgrades Menu 2500pts
    * Classic Fantastic 4 Cover #5: Purchase from Upgrades Menu 2500pts
    * Classic Fantastic 4 Cover #6: Purchase from Upgrades Menu 2500pts
    * Stan Lee Interview #1: Collect 9 F4 Icons
    * Stan Lee Interview #2: Collect 13 F4 Icons
    * Developer Interview #1: Collect 22 F4 Icons
    * Stan Lee Interview #3: Collect 26 F4 Icons
    * Stan Lee Interview #4: Collect 29 F4 Icons
    * Developer Interview #2: Collect 33 F4 Icons
    * Stan Lee Interview #5: Collect 35 F4 Icons
    * Michael Chiklis Interview: Purchase from Upgrades Menu 5000pts
    * Loan Gruffudd Interview: Purchase from Upgrades Menu 5000pts
    * Zak Penn & Marty Signore Interview: Purchase from Upgrades Menu 5000pts
    * Chris Evans Interview: Purchase from Upgrades Menu 5000pts
    * Jessica Alba Interview: Purchase from Upgrades Menu 5000pts
    * Zak Penn & Marty Signore Interview #2: Purchase from Upgrades Menu 5000pts
    * Julian McMahon Interview: Purchase from Upgrades Menu 5000pts
    * Ultimate Fantastic 4 Pannel #1: Purchase from Upgrades Menu 2500pts