User blog comment:Xilinoc/Ch. 631 - friend/@comment-5303512-20150619021108/@comment-24531362-20150619023125

Jugo has been shown to be ridiculously powerful, able to effortlessly defeat a Fullbring-enhanced-Bankai Ichigo. Plus, he's been revealed to have some as yet ill-defined relationship to Yhwach and The Almighty. So he's definitely the second most important (not counting the Ishidas or Masaki), at least, and is definitely up there in power.