Yes, it might cause issues. But this is eventing. User ease of access is more important than efficiency. Otherwise you could've solved the core problem via coding. Beside, you don't know how much condition there will be. I don't like having my event have 10+ nested IF ELSE. It's unpleased to the eyes and will just make tracking difficult, unless CTRL+F is a thing. I guess you never experienced making complex event.
I have this MV plugin I made for my personal use that alter the default pictures feature. It smoothen show / move / erase picture, convert x y coordination to percentage of game screen size, and make "rotate picture" to actually rotate the picture, not spin em.
Planned to post it, but then I realize rarely people use pictures anyway.
Discovering math. functions for damage formulas was one of the greatest things for me.
It's very useful for balancing skills to work in a variety of possible circumstances.
For example if you have a skill that is supposed to work for both mages and warriors: