CYRUS IS THEN IN GALACTIC HQ WHEN YOU FIND HIM YOU BATTLE HIM IF YOU WIN HE GIVES YOU THE MASTER BALL. (The master ball should go to the FIRST Pokemon in your team)
He is in the galactic wearhouse in Veilstone city
Actually there is no gym leader in celestic town. After you beat pastoria gym go to hearthome city.
He is the leader of team galactic
Celestic Town, after you beat the Gym Leader.
go to pastoria and beat the gym leader there.(you have to beat veilstone first)chase the galactic guy to lake valor and beat him. Cynthia will give you medicine to cure the psyduck and go to celestic town.
Cyrus the galactic leader
you need to defeat pastoria city's gym leader
Cyrus is from Pokemon D/P/Pl. He is the leader of Team Galactic.
beat the leader.
no only team galactic!
You Go to the building next to Galactic Veilstone Quarters and Follow the track until you meet Cyrus, The Leader of Team Galactic
Talk to a team galactic grunt (near great marsh) and he takes off running follow him and he will lead you to a lake. at that lake they wont let you in and cynthiawill tell you to go to celestic town to deliver something