He was part of Steaua București's UEFA Champions League 2006–07 squad during 2006. In winter 2006, a trade between Steaua București and FC Vaslui took place: Marius Croitoru to Steaua București in exchange for Panait at FC Vaslui and a sum of money.
During the 2006-2007 UEFA Champions League season, Marius Croitoru was part of Steaua București's squad. In winter 2006, a trade occurred between Steaua București and FC Vaslui: Marius Croitoru moved to Steaua București in exchange for Panait going to FC Vaslui and a financial payment.