I feel that Xeno plague is the worst tech.

[Frank327]

They tooltips are pretty clear. Killing infected units is what either spawns Xenoplague units or evolves those already in the combat.

The other thing is a ability on teh Unit Card called "Evolving".

Yeah someone in this topic referred to it as XP based so that's why I was confused.

 

[The Founder]

Yeah someone in this topic referred to it as XP based so that's why I was confused.

It confused me to, but then I asumed he meant Xeno Plague.

 

[Promethian]

It doesn't help that the brain eating extra dimensional horrors, that some people refer to as...psi-fish...do evolve by leveling up.

 

[The Founder]

It doesn't help that the brain eating extra dimensional horrors, that some people refer to as...psi-fish...do evolve by leveling up.

So to the Giant beelte babies and any number of creatures from previous AoW. Like the Elven Initiate or Rogue from AoW 3.

This mechanic however is very distinct.