Doom

Doom 3
----------------
2DR3-ABTC-AJLB-BLJH-4C
G4GE-JUMZ-BJYV-FEJU-02
WHUT-TLKX-PDV3-EAQ6-70
GURD-YVDJ-3LD2-W9Q8-91
MZK7-4LB8-42FJ-HCNA-75

Doom 3: Resurrection of Evil
----------------
PSBC-TASC-33WB-PH7L-C0
(Later...)
T7LB-BD27-TWLC-SDGD-F6