A Nitro - When you play a game and leave the person you started with.

When you play a game and leave the person you started with. It’s the reason your friend is now your enemy.

I left my friend in the game and now he’s my enemy. I’m a nitro.

I played a game and left my friend. He’s now my enemy.

I’m a nitro because I left my friend in the game and now he’s my enemy.