Notice: This article uses content directly taken from the Elena and Tyler article and the Tyler and Hayley article at the Vampire Diaries Wiki, and is licensed under the Creative Commons Attribution-Share Alike License.
The friendship between the tribrid-doppelgänger, Alexandria Gilbert and the former hybrid/deceased werewolf, Tyler Lockwood.
Tyler and Alex's relationship is complicated as they started as good friends, but their friendship later turned bad when Tyler threatened her and her baby's lives for his vendetta against Klaus Mikaelson. It was later fixed in 2014.
They are known as "Tylex" by fans.