Due to RTAA, you should add an invisible block or terrain under the ocean because some people when they are in pursuit, they decide to RTAA by falling off the map, it depends how stupid they are. This will a big problem when Firestone V3 gets released. If this isn’t doubted with, we will have more FRP (fail role play). Firestone V2 does have sand under the ocean therefore, it should be like Firestone V3.
How Firestone V2 looks like under the ocean: