At present a fair number of the prices you're showing for Green Man Gaming are incorrect. While I AM currently a VIP there (and in the USA), none of these titles can be found on their VIP deals tab. The discrepancies are not across the board, as far as I can see you have many/most prices right.
Hob is $7.50, not $10.00
Labyrinth of Refrain: Coven of Dusk Digital Limited Edition is $25.08, not $33.44
Labyrinth of Refrain: Coven of Dusk is $22.50, not $29.99
A Rose in the Twilight is $3.75, not $5.00
Operation Abyss: New Tokyo Legacy is $3.75, not $5.00
Yomawari: Midnight Shadows is $11.25, not $15.00
Yomawari: Midnight Shadows - Digital Limited Edition is $11.27, not $15.03
Yomawari: Midnight Shadows & Yomawari: Night Alone Digital Limited Edition is $13.76. not 18.34
Oh...Sir!! The Insult Simulator is $0.45, not 0.48
Keebles is $.075, not $0.80
Command HQ is $1.31, not $1.75
Megadimension Neptunia VII Party Character [God Eater] is $1.79, not $2.39
Hyperdimension Neptunia Re;Birth1 Additional Content3 is $0.59, not $0.79
All the DLC for the above game are 40%, not 20%. I'll avoid copying and pasting them all.
Megadimension Neptunia VIIR is $9.00, not $12.00
Megadimension Neptunia VIIR - Deluxe Bundle is $8.39, not $11.19
Megadimension Neptunia VIIR - DLC Bundle is $14.47, not $19.30
Megadimension Neptunia VIIR - Complete Deluxe Set is $16.06, not $21.41
Megadimension Neptunia VIIR - Deluxe Pack is $1.50, not $2.00
The other individual DLC for this game are discounted at 40%, not 20%.
