 His final club was Guatemala second division outfit Sayaxché after Xelajú were unable to lure him away from Cobán.Sunsing retired on 7 December 2012, after amassing 352 Costa Rica Primera División matches in which he scored 76 goals.Sunsing made his debut for Costa Rica in a January 2000 friendly match against Trinidad & Tobago and earned a total of 35 caps, scoring 4 goals.