He is single
You fight the first 2 team Galactic leaders with Sasuke and then you fight Galactic Boss Cyrus alone. If you beat him you get to face Dialga, you can either deafeat him or capture him.
You will find the boss after you see the all the galactic people in the heardqarters the boss will be talking. after that follow you guy up and there is the boss! gl
After you defeat Cyrus, the boss of Team Galactic, Cynthia will heal your Pokemon. After this you must go ahead. This is straight - forward, so you won't have a problem. You will see floating platforms. Move forward by jumping on them. You will see Giratina flying in its Origin Form. I recommend that yousave your game now. Then, go to Giratina and press 'A'. Defeat or catch Giratina.Now go outside the Distortion Worldwith Cynthia.
then complete the stages and battle some galactic team members to find your self facing a galactic boss, he will then tell you where jupiter is with the three pokemon
Team Galactic's Boss' name is Cyrus.
They are not alive.
He is single
After you defeat Cyrus at the Veilstone Galactic building and he will give it to you
You get a Master Ball from Team Galactic Boss Cyrus at the Galactic HQ.
You get it after you beat team galactic boss Cyrus.
At the peak of Mt. Coronet.
Cyrus is the team galactic boss and the player encounters him in many location during the course of the game. The final confrontation with Cyrus in Diamond and Pearl is at the top of Mt. Cornet when he tries to summon Dialga and Palkia.
Pokemon Diamond and Pearl's Team Galactic are ruled by 3 commanders (Mars, Jupiter and Saturn) and the Boss Cyrus.
He is in the galactic wearhouse in Veilstone city
battle Cyrus the boss of team galactic in there base in veilstone city.
You go to Vielstone city and go into Team galactic building and find Cyrus(Team galactic boss) then battle him. After the battle he should give you a master ball.