Since this is apparently no longer getting updated shouldn't this be removed?
Summoner Closer is a Arena Closer that appear when arena is closed it can shoot squares that one shot players when they contact with squares and it also has the Greek letter Omega (Ω) on it
WARNING: this is a first variant of arena summoner page that is no longer updated that is all =)
Summoner Closer
5 Arena Closers in the same image