by sdafilli
Yes this can happen...He only rolls an 8-sided dice if attacking Tycho with his space commander (he could attack with a second 8-sided dice if also attacking with his nuclear commander - if he had one with him)
The Defender can defend with an 8-sided dice if he left his space commander in Tycho (and likewise a second 8-sided dice if he left a nuclear commander in Tycho too)