Advanced sales for the game title Killzone 2 for Sony Corp.'s Playstation 3 on Wed. decreased at retailer Amazon.com following a restock of Nintendo Co.'s Wii and high demand for Wii-related products.
On Wed. evening, Killzone 2 ranked at No. 7 in Amazon's Video Games division.
It previously held a No. 1 rank after a brief retail discount.
Meanwhile Wii ranked at No. 1 following an in-stock status on Wed., followed by Wii Fit at No. 2, Wii Remote at No. 3, Wii Nunchuk at No. 4, and Mario Kart Wii at No. 5.
Amazon this week began selling Killzone 2 for Sony Corp.'s Playstation 3 below $55 in a new coupon promotion.
In the offer, customers who use the coupon code KZ2SAVE5 at checkout will receive an additional $5 off the $59.99 pre-sale price.
It is concurrently offering a free Blu-ray movie and remote with the purchase of Sony Corp.'s Playstation 3 and a select game title.
NPD Group Inc. in Jan. said that Nintendo Co.'s Wii sold another two million units during the month of Dec. to top all video game console sales for the month.