By nobody's demand, characters and items from the Mario series have somehow ended up in Dig Dug. Well, they're getting eliminated nonetheless. Don't hold it against him, he's just doing his job.

You can click here to download the patch.

You will need a copy of the NES rom, which I can't provide you, but it's probably for the most common version of it you can find. On top of that, you'll need a patcher like Floating IPS to apply it to the rom. Click here to get one of those.

Most item graphics belong to Nintendo.
Character sprites belong largely to  bluraggon without whose help this would definitely not have happened, so blame him.
Sprite touchups, item graphic conversions and the Double Cherry sprite are my doing.