Ignore the first and last character of these keys...

A Game of Changes N589DN-I80JV-03L550
A Game of Changes A56I7A-VFBZ5-XNJRQX
Gardenarium NE05CN-TJVGN-ZYA65Z
Gare Sapphire Mechs II603I-RVGA6-G4VVDG
Gare Sapphire Mechs A7NJ8A-NJPTR-QPVP3Q
Garshasp: The Monster Slayer B5GFTB-MNTGD-0CXTY0
Garshasp: Temple of the Dragon MAED3M-7GWQV-GJB2KG
Gateways 0Z4GP0-BEB0K-NDQ25N
Geneforge Saga 2KRK42-EFN2A-9N6VJ9
Get Rich or Die Gaming GBJT0G-W3EFH-6TPCN6
Get Rich or Die Gaming 7BJT57-3YRMZ-3FAZK3
Ghost Encounters: Deadwood - Collector's Edition ZD923Z-FEY3V-DRHHLD
Ghost in the Machine A0MTKA-3XEG7-42HVK4
Ghost Pirates of Vooju Island AXARPA-26950-EA5MFE
Gimbal 767VD7-WAX4W-GAV9LG
Gimbal W67WPW-ZH4HV-PN76NP
Glass Wing T4I6MT-80HRT-XHN4KX
Glass Wing X8WD7X-7YEMC-AP54CA
Glow R6NFZR-FZ8MB-6WXIC6
Glow L6NH7L-RBH82-NEH8BN
The Glow 2HL8P2-Z8AIB-PPYT8P
The Glow WHL6RW-TAT9X-FMTHWF
Gnomes Garden 2 J6NXMJ-R3HMN-WNHAZW
Go To Bed: Survive The Night H94B6H-EXVIG-RFNMFR
Go To Bed: Survive The Night PIC2TP-FVNHQ-MBV7CM
Goblin Harvest - The Mighty Quest 97WT59-T505A-REL2DR
Goblin Harvest - The Mighty Quest 57MY75-3HY4G-27MED2
The God's Chain B9WGLB-MLKQQ-4GMTG4
The God's Chain RR9WF9R-CM2KH-NEIRJN
The God's Chain J6JZ2J-2NTCZ-H2BEEH
The God's Chain 36JVM3-TCNZW-Q93BLQ
Gods vs Humans G4B4YG-RIHD6-3ZLC73
Gods vs Humans 74B8T7-LHFP5-KMTRNk
Gon' E-Choo! E6YKDE-N0YXF-NIFMWN
Gone In November J4RLNJ-MT5CE-6ZWGL6
Gone In November Collector's Edition Content H4TH5H-A4XXV-78I5I7
Goodnight Butcher R0FYYR-FF27J-ZK34BZ
Goodnight Butcher Q8PKBQ-6IGT2-T0DH8T
Grand Ages: Rome GOLD R00ANR-E2GHI-MXRIIM
Grave Danger A8TG7A-480HL-5LM945
Grave Danger Y8RI6Y-EXGHE-J6K44J
Graveyard Shift R6NJER-F55BR-CVIVNC
Graveyard Shift G6NGTG-AJ9JA-Z53HMZ
Gravity Cat T4LLQT-NTTZN-V3J40V
Gravity Cat A4LJFA-NRW6V-5M60I5
Gravity Error 562B25-4H5GC-0DKYC0
Green Game: TimeSwapper 27K6P2-6QNAR-HHP32H
Greenwood the Last Ritual 07VMP0-B2EY5-C28RBC
Grey Cubes QFGGYQ-EFJDB-JBV8KJ
Grey Cubes J2XHGJ-CYTZ8-Z0JW0Z
Grey Phobia G75FRG-ND5LG-PARW4P
Grey Phobia 675JQ6-844BG-BP4HPB
GRID N06FFN-RENLV-VJQD8V
GRID GBXDVG-I8P2Y-B7HA6B
Grid Masters Q7FYRQ-R4WL7-C3PXEC
Grid Masters 30Z9D3-IDHC6-GMWQQG
Grid Masters B7FX2B-WZC7M-TY5XMT