If brown female: Rexy
Rex

Name ideas for your Rex from ARK players.
If its female, Regina
Happy Rexmas
Lego Stomper
The dumb thing that killed me last night
“Completely harmless”😉😉
Tyrant (cruel and oppressive ruler)
rex box series x/s
Buck (if male) Doe (if female)
Roberta (Jurassic park)
If female Montu (Egyptian war goddes)
Lil jimbob or Pablo
Rexcaliber
Tyrannos (dino hunter deadly shores)
If white frosty
The Terminator (if Tek)
Bones
Fang
Grimlock if tek Rex and male
Tina the T-Rex