To balance its notoriously difficult gameplay, the Ultimate version adds several modern conveniences not found in the original: Save States:

If you have a link or author name, I can help track it down. Otherwise, are you looking for:

The level loads. You see a flat plain and a coin floating in mid-air. You jump for the coin. Result: The coin turns into a spiked bar that rotates and hits you. You die. First death: 2 seconds.