My goodness, those Anniversary gifts O_O

So... there's a separate 15 year gift box that is probably what you are thinking about (https://www.lotro.com/news/lotro-15th-anniversary):

15 Year Giftbox!

Additionally, we will once again have a 15-Year Giftbox available in-game that can be claimed by logging in between April 20th, 2022 after 10:00 AM Eastern (-4 GMT) until 3:00 AM Eastern (-4 GMT) on April 1st, 2023.

This gift will be delivered to any player that logs in and previously claimed the 14-Year Giftbox.

It includes:

Free Players (non-PvMP):

Soaring Pinwheel Fireworks

Fifteen-Year Portrait Frame

Title: Clear as Crystal

Creepside Players (PvMP):

Flaming Pinwheel Fireworks

Fifteen-Year Portrait Frame

+5% Attack Damage x5

Title: Crystal Shatterer

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