[2022] i want to buy helix in ac valhalla please help

us psn r1... us ps5 r1... asia ac valhalla r3... please help to buy helix...

i already buy helix in my dummy asia r3 account but it doesnt work... i lost $20... helix now is in my dummy account...

or i just buy the us r1 helix... is it sure it will work??... i dont want to waste another $20...

please can someone help how i can buy helix... thanks so much...