Tower Defense Quest

I am developing a VR tower defense game based on pc tower defense game . Now you can defend your base in VR.

Now I am thinking about choosing which game style
Zombie
Space Zerg
Medieval siege
Magic war

Please use the link below to help me make a choice, your suggestions are very important to me.

https://mobile.twitter.com/pawkygame/status/1324067315126661120

After deciding on the game style, I will continue to update the game. If you buy now and give me suggestions, I will speed up the development process, thank you for your support

The left controller touchpad        - move
Right trigger controller button  - click ui
B button                                                   - Place the tower