[DE]Danielle's post in New Syandana on console after email confirmation (Resolved) was marked as the answer
Currently adding your email via warframe.com is not enabled at this time. In order to claim the Synkra Syandana follow these steps IN-GAME:
1. Go to Options > Account (new tab on the far right) > Add Email
2. Check your email for a confirmation link from Warframe.
3. Confirm your email and you'll find the Synkra Syandana in your inventory the next time you log in!