Pedzisa mutsara unotevera: Pamitambo yeOlympic yeZhizha ya2008 na2012, akakwikwidza nechikwata chenyika mumakwikwi evarume; Belgium yakakodzera kumakwikwi eOlympic ya2008 nekuuya wechitatu pamakwikwi eOlympic
European Championship muManchester. Mumutambo uyu weEuropean Championship wa2007, Dekeyser akapa Belgium kutungamira kekutanga mumutambo wavo neGerman nekukora 3-2 kubva kukona yechirango. Mumutambo wokutanga weBelgium paMitambo yeOlympic yeZhizha muBeijing, vachipesana neSpain, akarova zvakare kubva pakona. Belgium yakarasikirwa nemutambo wacho 4-2. Pakupedzisira chikwata cheBelgium chakaguma chiri chechipfumbamwe muBeijing. Muna 2011 Dekeyser akaisa chechina neBelgium kuEuropean Championship kuGerman, uye pa2012 Summer Olympics muLondon vakapedza yechishanu. Akava mutevedzeri wemakwikwi eEurope neBelgium pa2013 European Championship pamusha muBoom.