They were missing some quality players but there were enough signs in their first game to suggest that the Chiefs final season with coach Ian Foster could be a troubled one.

The sublime and the ridiculous - once again the Chiefs showcased their excruciating inconsistencies, going down to the Brumbies 20-28 in their opening Super rugby match tonight at Canberra Stadium.

Former All Black skipper Tana Umaga will make his Super rugby return when he runs out for the Chiefs against the Brumbies on Saturday night.

Wallabies playmaker Matt Giteau confirmed his signing with with French club Toulon following this year's Rugby World Cup.

Matt Giteau hopes to have a European deal secured by the end of the week, as he prepares to captain the Brumbies against the Chiefs.

The Hurricanes have capped preseason Super Rugby preparations with a 21-21 draw against the Brumbies in Canberra.