Just a message for anyone on the fence about Test Tube Titans: you should get it. In fact, while you're here, be sure to pick up Jettomero too. 

Here are my write-ups on both games :) support good indie devs!

https://www.heypoorplayer.com/2020/03/24/test-tube-titans-review-pc/

https://www.heypoorplayer.com/2017/05/12/jettomero-hero-universe-preview/