Some deals up at GMG. Posted this late so they might be expiring soon. Make sure to stack with the voucher code GMG20-NT7TS-SY2RT for an extra 20% off.

Prices listed below are after the voucher has been applied.
Borderlands Game of the Year Edition = $7.48 (Steam)

Total War Grandmaster Collection = $33.00 (Steam)
Total War Master Collection = $18.00 (Steam)

Shattered Haven = $6.00 (Steam)

Painkiller: Recurring Evil = $2.00 (Steam)
Painkiller: Black Edition = $1.99 (Steam)
Painkiller: Overdose = $1.00 (Steam)
Painkiller: Redemption = $0.99 (Steam)
Painkiller: Resurrection = $2.00 (Steam)