Use a tool like 7-Zip or WinRAR to extract the contents. You should find a file ending in .3ds or .cci .
Set the Internal Resolution to 2x or 3x for HD visuals if your hardware allows. EscapeSunv1d01RandomizerCitra-pokemonerdotcom.rar
Enable Hardware Shader and Accurate Multiplication to fix potential texture bugs. Use a tool like 7-Zip or WinRAR to extract the contents