Fiji-born Alivereti Raka scored two tries for Clermont as they thumped Agen 67‑23 in their opening match of the Top 14 season.
Inside centre Apisai Naqalevu also scored a try in the match.
Other Fijian players that featured for Clermont were fullback Setariki Tuicuvu and flanker Peceli Yato.
In other results, La Rochelle beat Grenoble 28-21, Castres defeated Montpellier 25-20, Toulouse and Lyon drew 16-all while Racing 92 beat Toulon 25-9.
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