Claudio Castagnoli also known by the ring name Antonio Cesaro, is a Swiss professional wrestler who is currently signed with WWE, where he is the reigning United States Champion. Castagnoli received his initial training in his homeland of Switzerland and made his debut on December 24, 2000 in Essen, Germany for the German Westside Xtreme Wrestling. Castagnoli is an accomplished tag team wrestler, being a two-time ROH World Tag Team Champion with his partner Chris Hero as the Kings of Wrestling, as well various independent tag team titles both with Hero and with Ares as Swiss Money Holding. Castagnoli and Hero were voted as the 2010 Tag Team of the Year by Wrestling Observer Newsletter readers. He was also successful in Singles wrestling, having won the WWE United States Championship along with numerous independent singles titles (most notably the PWG World Championship). He was previously known for his work (under his real name) in Ring of Honor (ROH), various independent promotions (most notably Pro Wrestling Guerrilla (PWG)), and the Japan-based Pro Wrestling NOAH. Some of his famous finishing moves include Neutralizer (WWE) / Gotch Style Neutralizer (FCW) and Very European Uppercut.