This is my strongest choice because it combines the main searchable keyword Dino/Dinosaur with Hunt/Hunter, while still sounding like an actual game title.
Other strong title options
Dino Hunt: Dinosaur Hunter
Dinosaur Hunt: Dino Hunter
Dino Hunter: Jurassic Hunt
Dinosaur Hunter: Wild Hunt
Dino Hunting: Jurassic Survival
My pick: #1. It is clean, keyword-rich, and monetization-friendly.
GameMonetize Description
Dino Hunt: Dinosaur Hunter is an exciting dinosaur hunting adventure where you must track down dangerous dinosaurs and survive the wild! Explore prehistoric environments, aim carefully, and hunt powerful dinosaurs before they hu
W / A / S / D: Move
Mouse: Aim
Left Mouse Button: Shoot