Sailor Moon Series 2 #50 - Amy
Amy is a wonderful student and very smart, with an IQ of 300. She is quieter than the other girls and prefers to study, play chess, or work on her computer. She transforms into Sailor Mercury™ with a shout of “Mercury Power.” She can hinder enemies with a blast of Mercury Bubbles.
I use my powers of observation to see our enemies’ weaknesses.