Zombie Army 4: the making of an ‘impossible’ Switch conversion

Switch’s ‘impossible ports’ are the new ‘arcade perfect’ – games devised for much more powerful hardware somehow, miraculously, receiving remarkably impressive conversions onto relatively meagre hardware. However, variable performance and low resolution are also hallmarks of these otherwise astonishing technical achievements and it’s here where we need to highlight the work of Rebellion North in delivering some exceptional conversions. Zombie Army 4 is its latest Switch conversion, running at the same 30fps as the PS4 game at a target 1080p resolution and retaining the title’s signature 80-100 strong horde of on-screen zombies. Below, you’ll see our analysis work on this exceptional port, but the bulk of this piece isn’t about the ‘what’, it’s about the ‘how’, with the developer itself sharing its methodology and insights into the conversion process.

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