Varangian Helm

Cannot be auctioned, traded, or bazaared, but can be delivered to a character on the same account.
Can be obtained as a random reward from the Gobbie Mystery Box Special Dial and similar sources.

The Varangians was the name given by Eastern Romans to Viking raiders, conquerors, traders and settlers, who were overwhelmingly ethnic Swedes but also including smaller contingents from Denmark and Norway. (Wikipedia)