Teamfight Tactics (TFT) Champions List – Champion Pool/Drop Rates, Class Synergies, & Origins! – Pro Game Guides | Miss fortune, Pool sizes, Twisted fate
9.16 version of my cheat sheet (item combinations without tabular format, classes/synergies in alphabetical order and pool size/probabilities + player damage tables) : TeamfightTactics
TFT Cheat Sheet: Set 3 Galaxies Origins and Classes - Mobalytics
One Cheat Sheet to rule them all - a 1080p Google Doc that updates with changes : TeamfightTactics