User blog comment:UltraMegaDude/Will Rexy fight the Giganotosaurus in Jurassic World: Fallen Kingdom?/@comment-33997330-20171217185701/@comment-33895154-20171217233851

And in case I almost forgot; Spinosaurus is in the Holoscape, and if Allosaurus and Hoplitosaurus are in the JW:FK trailer, as they are in their states, then we can expect Spinosaurus to appear.