The dagger has a large ruby on a golden hilt. It is initially kept in golden box.
The dagger is corrupted by the same evil that destroyed Shadar Logoth and its people. It has an infectious nature and if allowed to exist outside the city could destroy the goodness in humanity. Mat's speculated ta'veren nature kept him protected from the evil fully taking hold.
The ruby-hilted dagger appears in the following episodes:
|The Wheel of Time appearances||1||2||3||4||5||6||7||8|
|Season 1 episodes||✔||✔||✔||✔|
|Season 2 episodes||tbd|
Behind the scenes
On February 17, 2021, the official social media accounts for the series released a first look video of the dagger. It is the second weapon given a first look video, after Tam's heron-mark sword. It's also the first time an actual video clip from the show is revealed.