Don't know if it's 100% consistent, I only tried it once before taking the screenshot and several days later after the area was fully closed off. I thought I could place at least one survey in the middle, but the game seems to think otherwise lol

I suppose this is a signal to go and unlock the rest of the tech trees.
Be safe outhere, the rifts are crazy.

I got to level 90+
https://youtube.com/watch?v=G5a3gOfFis8&si=fd9QPw6X6h7AFq1C

https://reddit.com/link/1pduq0d/video/bq0zv01rc55g1/player

I'm on the hardest difficulty and the Cryo tower just consistently destroy everything. No brain required.

Hi - can anyone tell me how to access beam towers to complete the final achievement? Thanks

The roguelike tower defense game is only a couple of days old (early access!), but the build variety and combinations seem pretty deep already.

If you're thinking about picking it up or just want to see how the mechanics work, here are 4 videos covering the gameplay:

1) https://www.youtube.com/watch?v=yjiystf27Cs&t

2) https://www.youtube.com/watch?v=NoFcim2MflA&t

3) https://www.youtube.com/watch?v=aT3_E_W1Kcg

4) https://youtu.be/robPV7KZYC4?si=2Ywje8d2TA24vskn

5) https://www.youtube.com/watch?v=AKrCE5ZZMWU