Walmart offers the Matchbox Car-Go Commander Shark Ship, model no. BFN57, for $39.97. Opt for in-store pickup to avoid the $4.97 shipping fee. Outside the mention below, that's the lowest price we could find by $14. It includes a crane arm, chomping shark, helicopter toy, water cannon, floating raft, and two water-safe cars.
A close price: Jet offers it for $40.84 with free shipping.