What are some nicknames for the name Christian?

When you ask for some nicknames, here are some, well a little more than few: Chris, Kit, Ian, Tian, Chri, Ti, Ist, XC or XJ, XT, Chrissy, C, XTian, Xian, Kris, Kristin, Kristian, Rees, Chi, Chian, Sian, Chri, CT, Nait, Istian