Catalyst - Builds for LoL, TFT Helper

Catalyst is a utility app for League of Legends and Teamfight Tactics. Lol. Quickly get the best builds for any champion. Builds come from a variety of sources so you can always find a build you like. A default build is shown for each champion for your convenience. Tft. Pick your desired traits or a few champions you want to use and see all of the options you have.