Joust Legend in gaming 'cultural test'
29 August 2014 Last updated at 21:10 BST
New tax breaks for game production companies are aimed at encouraging them to more greatly reflect British heritage.
Joust Legend by Oxford-based Rebellion is part of a new generation of games meeting a "cultural test for British or European content".
BBC South's political editor Peter Henley investigated whether the new rules made sense for an industry with global sales.