dread saurian proxy ???

[Ziphoneon]

would this work??? Lol

 

[Aginor]

It is hard to see how big it is, but in principle... sure.
Although I personally think that if you use a T-Rex you should make some conversions on it, like adding spikes or so.
Its shape is very iconic so it helps with immersion if you change it a bit.

 

[pendrake]

The small, small, too small arms seem like a deal breaker to me.

Buy a Dragon and just leave off the wings?