Im fairly new at Median XL, ive gotten to Hell and made Tiered SUs, and ive learned to craft, but ive been seeing character builds with the words SSU and SSSU and I tried looking up what they are with no real luck, so im resorting to asking on the forum. I think I might have figured out the SSU is a...

So, I see the Tal Reflex Bow, but putting the rune in the bow does nothing, even with a 1os and 2os with a jewel in first.