4 4

The 4 4 has a 1% chance of 4 4 appearing as an option when upgrading to Smasher.

Design
The 4 4 has 4 4 for it's body which looks like a corrupted glitch image. While the black color covers the transparent area in the image.

Technical
It is a ram tank, that is why AIs attempt to ram you. It is about as strong as a smasher and will always spin no matter what.

Upgrades
The 4 4 has a 1% chance to upgrade from smasher.

Trivia

 * 4 4 is from a glitch in Pokémon Yellow.