Arsonists are believed to have set fire to two cars in the city last night, fire chiefs said.
A fire crew from The Slade fire station was called to Brocklesby Road, Cowley, shortly after 11pm.
Two firefighters using specialist breathing equipment and a hose reel extinguished the blaze.
Earlier in the evening, at 6.45pm, a crew from Rewley Road fire station attended a similar incident at Oxford Rugby Club in North Hinksey Lane. An investigation is under way.
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