Похоже на баг, игра снова стоит 2.95 $
UPD
"Dear Customer,
Unfortunately, we had an error in our system, which caused a wrong pricing for Surgeon Simulator 2013 and Surgeon Simulator Anniversary Edition. We can’t send you this code for free. We’re sorry for the inconvenience caused and want to offer you a coupon code with a 10% discount for your next order. You can use this coupon code for all PC / Mac and console games, software and gamecards in our shop until June 6th, 2016.
Please use this coupon code in your shopping cart to save off 10%: GRC1036SMA4
Kind Regards
Thomas
Gamesrocket Support Team"