Nothing reallyy "unique" about this spell;
Gotta give you Thumbs up for not saying "is my first spell" I would recommend looking
into Spell tutorials; looking at what makes a spell different to any other;
Basically atm, you are just spamming the same effect across a line, Causing Low FPS;
Yes this may go back up,
But It is a simple edit; Please look into improving your work before submitting anymore,
cause as i can see you have 3 spells on the go; at the same time. all pretty much the same.