Just got this on sale, which of the Geneforge games is the best in your guys opinion?

As I understand Geneforge 5 is supposed to be played on Normal and wasn't really tested on higher difficulty settings. Have any of you trying to have full game completed on higher difficulties? It seems higher difficulty means just more HP for enemies which is lazy and unbalanced difficulty change (e.g. tanks just take more time to die but quick damage dealers you're supposed to one-shot become infinitely more dangerous). Is it enjoyable experience? Did you have to look for exploits and specific difficult...

Geneforge Mechanics This is an overveiw on the hidden mechanics of the game series not mentioned in the manual. When using this guide please take into account the first couple of notes on skills over ten and Ability multiplier calculations for attacks. H...

Or is it just only remakes of 2-5 in the pipeline?

It's $20. You can buy all 5 games for $20 on Steam or buy each one for $20 a piece. Such odd pricing. That said, I'm playing Geneforge 1 - Mutagen and if I finish it before the Saga goes on sale I'll probably straight buy it. The game is so good!