valor and rally works, alredy test them
building works but whit a bug, when you buy the enginer the rate of construction goes up, but, when your enginer grow in level the ratio doen´t improve anymore, so if you buy a enginer level 15 the improve in construccion ratio is allways of a enginer of 15, no matter how many levels go up your enginer
peace with nature don´t work
necromancy don´t know, i guess don´t work