Ryzom

I have a Fyros character that I made a couple of days ago. He is 16 fight, 8 craft, 17 harvest and around 9 or 10 magic. He has 300 hp. Before the last patch, he could kill a suckling yubo with 3 or 4 casts of acid 1, while losing maybe 30 hp. After the patch, the same yobu kills him if I try chain ...