by very definition the concept is offf..... transfusion is the transference of something to another. what your thinking of is fusion magic. yes fusing two spells into one bad ass spell would be cool and awesome, but SE would doubtful do it, as theres so much work involved... new spell animations, new mechanics... ect ect... a much more effective route: Making t2 Helicies, and having them carry enfeebles on them.