i always prefer mainly downpicking for power chords
Music is the holy grail, sod wine water and the blood of jesus
im relly good at this I recommend you make up some exercises for this. Also Learn to play like country or christan something taht requiers alot of rythem guitar this isnt so much a alternate picking thing as it is more of a rythem type of thing I hope this helps leave a comment in my profile if you need more help!!!>