Haha, tööb
You say this when someone thinks a situation is tough but you know it's easy because you've got a huge gun and you're a total beast.
Haha, tööb, I could take on a whole army and you're scared of a math test.
Haha, tööb, I just ran a marathon and you're out of breath from walking.
Haha, tööb, I could eat your entire dinner and you're still scared of a loud noise.