upsetter
/'ʌpsetə/an unexpected winner; someone who defeats the favorite competitor
noun [专属名词][机] 镦锻机，冷顶锻机；杆端锻粗机
The underdog team was the upsetter of the tournament.
处于劣势的那支球队是这次锦标赛的制胜队。
单词造句:
The underdog team was the upsetter of the tournament.
处于劣势的那支球队是这次锦标赛的制胜队。