How to retrieve your Player ID:
Open Blood Strike on your device.
Tap your avatar/profile picture in the top-left corner.
Your Player ID will be displayed under your nickname on the profile screen.
How to redeem:
Open the Blood Strike top-up page.
Choose the top-up amount.
Select a payment method.
Enter your Player ID and select your Server.
Complete the payment.
Wait for credits to appear in your account.
If missing, restart the game and check your mailbox or wallet.