Legion of Super-Heroes in the 31st Century #16

It's the issue you've been waiting for: The untold story of Arm-Fall-Off Boy! The embarrassingly powered would-be Legionnaire wants nothing more than a flight ring and for Saturn Girl to know his name. But since flight technology and easily detached limbs don't always mix, Arm-Fall-Off Boy has his work cut out for him!

Image: Legion of Super-Heroes in the 31st Century #16 - DC Comics

Legion of Super-Heroes in the 31st Century #16