The front apendages are far too small for that to make any sense. Just compare iguana front legs with T-rex arms, proportional to their body size. And that's ig

The front apendages are far too small for that to make any sense. Just compare iguana front legs with T-rex arms, proportional to their body size. And that's ignoring square-cube law scaling difficulties that would make it even worse. Those things would snap like twigs trying to hold up that body.