Go to Gwenpool's room in the Avenger's mansion. It is located on the second floor in the main hall, the door in the back left. It becomes unlocked as part of the tutorial in the Avenger's mansion, right after completing the first mission. Enter one of the following codes on Gwenpool's computer to unlock the corresponding bonus:
| Result | Code |
| Antman | BCR7QJ |
| Baby Groot (Ravager) | QG3VH9 |
| Captain Britain | M68P3L |
| Crimson Dynamo | CDS278 |
| Darkstar | S947TP |
| Giant-Man (Hank Pym) | GAVK9R |
| Grandmaster (Ragnarok) | LBYT59 |
| Green Goblin | XG7SAL |
| Hawkeye | G6K2VM |
| Hellcow | NCMJU4 |
| Hulkling | 5G7HFS |
| Loki | JDNQMV |
| Maestro | HCE926 |
| Militant | UUTZNC |
| Misty Knight | BK9B3Y |
| Ragnarok | HL7L7Y |
| Scarlet Spider | JD9GQA |
| Songbird | D6LJ4P |
| Spider-Man UK | RMADXF |
| Spider-Woman | CW9BRS |
| Vision (Civil War) | 4U9DAT |
| Vulture (Homecoming) | 7KDY3L |
| Winter Soldier | 8KD3F6 |
