No support. Everyone has access to /vote, so it's not unfair. And besides, it's completely possible to kill a skyknight by knocking them off their island or using an ender pearl.
No support Guide on how to vote Just click a link Complete the identification process Type in your username Click on the vote button And BOOM ya get your kit
How about have 2 different groups of servers? A plain no perks game, and one with /shop and kit skyknight?