Dungeons & Dragons Online - 15th Anniversary Celebration
DDO is 15 years old, and it is still one of the best online games around (imo). They are celebrating with free gifts and the Anniversary Dungeon, where you can earn other items that are not otherwise available the rest of the year. :)
https://www.ddo.com/en/15thanniversary
Come play and party and enjoy one of the best character customization and combat systems in the genre.