I couldnt catch regi steel with a master ball

[Tejkkapadia123]

Hey guys i had contributed to the event where we gather helioptile and get a ticket to birth island, i have registeel in front of me and i couldnt catch it with a master ball !!!what can i Do ?? please help me ...will I get another chance !!!!! its a legendary pokemon and i would really appreciate if you gave me another chance at it !! I cant upload a proof because of some error of " the file does not have an allowed extension"

But i asked Aspheric who is a map desinger too.. Please help me get my chance back I beg you...