What does the summoner skill in mage tree effect?

[Zechnophobe]

Originally Posted by Elias_Maluco

So it affects demon portal spell and Demonologists summon skill?

And what about Mystic Egg? It is affected?

It definitely effects demon portal and demonologists... but I am not sure about the egg. If it did, you could get something like 145% of your leadership in an egg stack, which would be cool.

I can't recall testing this one though.