These are the links below: (they might be nerfed by supercell but hopefully still works for you)
https://link.clashroyale.com/en?action=voucher&code=4d2e8860-34a7-4ea9-92be-fe8c56cda3e1
https://link.clashroyale.com/en?action=voucher&code=cfb0a4ae-8063-4058-8ad2-a753412557f0
https://discord.gg/kfcclash