Odin

Odin All-father, King of Asgard. Father of Thor, Loki and others.
An intimidating, often melancholic King who remains watchful for signs of the foreseen demise of the Gods; Ragnarok.
First appeared in Season 0.
Died in Season 5 at The White Funeral.
Season 0
Was tricked by Loki into declaring Thor a traitor.
When Eddie Eckstein was killed by an assassin of Loki and brought to Valhalla by Freija, he declared her a traitor too and banished her, refusing to lift the banishment even after it was revealed he had been tricked by Loki.
Season 2
Almost made an alliance with Erebus by marrying his daughter Brynhildr to Erebus and Nyx's son, Momus.
The wedding was disrupted by Fionn Corvin and Cupid.
Agreed to peace with Fionn Corvin but remained distrustful of him and angry at the challenge to his authority.
Season 3
Got lost on his way to Ford's Halloween party and had to call Sif and get Ford's directions to Bleak Hall.
Season 5