Talk:Familiar Spirit Magic/@comment-24263721-20140405022433/@comment-4728047-20140426011136

the smaller the object, the more concentrated the Familiar's magic is & as such, less magic can be used (shorter fight endurance time)

the larger the object, the less concentrated the Spirit's magic is & more magic can be used (longer fight endurance time)

think of it like Shikai & Bankai from Bleach