7ds Grand Cross 35 Anniversary Box Code Work |verified| [ 95% Secure ]

In the world of The Seven Deadly Sins: Grand Cross , the 3.5 Anniversary Ultimate Festival (originally held in late 2022) remains a memorable event for many veteran players who still have unredeemed "Secret Boxes" in their inventory. 🗝️ 3.5 Anniversary Secret Box Codes

1. Launch 7DS Grand Cross.
2. Go to the Mailbox (icon on the bottom left of the tavern screen).
3. Wait 30 seconds to 5 minutes. The items will arrive in a system message titled "35th Anniversary Box Reward."
4. Claim within 90 days (otherwise, the mail expires).

Those codes are long dead. No working code from that event exists as of April 2026. 7ds grand cross 35 anniversary box code work

1. Netmarble Customer Support (via the game’s Settings > FAQ > 1:1 Inquiry).
2. Provide: A clear photo of the unused code card (blur the actual code), proof of purchase (receipt), and your server/IGN.
3. Realistic outcome: For expired codes, they will deny your request. For system glitches (rare), they may manually grant the items within 7–14 days.