Bunker Punks looks promising as a shooter rogue-like, but it is going to need a lot of additional work to be a worthwhile purchase.

Poi is worth buying if you're looking for a very easy and simple platformer, but should avoid if you're looking for something with depth or difficulty.

Factorio is definitely worth playing if you're looking for a great sandbox game to play, though you might not enjoy it if you need a game with goals.

GRAV is worth playing if you want to play a long-lasting sandbox game that feels like an MMO, but avoid if you want to play the game by yourself.

Reflex is worth buying if you're looking for a highly optimized hardcore arena shooter.

Empyrion - Galactic Survival is worth playing if you've been looking for a space themed survival game with working space/planet transitions.

Cosmonautica is only worth buying if you want a very simple space simulator, otherwise you will get bored of it very quickly.

Victor Vran is worth buying if you're a fan of ARPGs but don't mind non random levels and less customization than normal, and want a long lasting game.

The Four Kings Casino and Slots is worth playing as long as you can manage your chips well, since it becomes very boring if you ever run out.

Trine is worth buying if you have been a fan of the previous installments, but compared to the first game at least, it is much shallower.