Walmart offers preorders of Marvel vs. Capcom: Infinite for PlayStation 4 for $59. Choose in-store pickup to drop it to $42.56. That's the lowest price we could find by $17, excluding the mention below. It's scheduled to be released September 19.

A close price: Amazon has preorders for $44.32 $41.71 with free Prime shipping.

Update: The price at Walmart has dropped to $40.88 with in-store pickup.