How do you get the Tournament Beta Winner - 4 Team?
It was a mission or event reward. Riot's description in the client reads: “Earned by winning a 4-team bracket during Clash beta.”
Is the Tournament Beta Winner - 4 Team still available?
No. Riot tied the Tournament Beta Winner - 4 Team to 2017 (mission reward), and it does not normally bring back past event rewards or bundles.
Tournament Beta Winner - 4 Team is one of the rarest LoL summoner icons.
