Redux: Best game item missed out in the wild

What is one thing from a game or series you like you would change?

Super Mario World on the SEGA Genesis/Mega Drive

Scrapmetal 5000

Impact Racing on the SEGA Saturn

Gremlins on the Atari 2600 VCS

Mayflash controller adapter for PC – Really good retro controller adapter for PC!

Talking about the Pokemon RPG games – The ones I have played

Video games based on TV shows

Favorite multiplayer game?