Discipline proved costly for the Fiji Warriors, who were beaten 22-20 by the Argentina Pampas XV in their opening match of the World Rugby Pacific Challenge.
The home side led 13-7 at halftime in Suva, with flanker Aminiasi Nava bagging both a try and a yellow card.
The home side suffered a double blow 11 minutes into the second half, with skipper Nemani Nagusa also sent to the sin bin and halfback Samu Laqai sent off for punching, following a scuffle.
Argentina made the Warriors pay with a try just a few minutes later to hit the lead for the first time in the match.
Another five pointer eight minutes from time sealed the result, with Fiji managing a consolation try on the stroke of full-time.
Samoa A made a happier start to the competition, edging Pacific rivals Tonga 30-28 while
Canada A ran in ten tries in a resounding 69-1 7victory over Japan Juniors.