Ratbag Games Pty Ltd was a video game developer based in Australia.

Ratbag was founded in 1993 in Adelaide, South Australia, by Richard Harrison and Greg Siegele.

Known initially as "Emergent Games", the company took three years to prototype their first title Powerslide.

Following its acquisition by Midway Games on 4 August 2005, the company was known as "Midway Studios - Australia".

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