Real "best" cards tier list based off their win rate. If you were wondering the highest win rate increase is Bomber tower with an 8.2% increase at a current 49% chance : r/ClashRoyale
Clash Royale Decks 2023 – Best Royale decks for the season
Best Clash Royale decks 2023 | Pocket Tactics
How to Make a Powerful Deck in Clash Royale: 14 Steps
By the Numbers – Twenty Best LoR Decks, March 09 | Mastering Runeterra
By the Numbers, August 24 – Current Best LoR Decks | Mastering Runeterra
and on LoR Ladder News, April 2nd... - by Herko Kerghans
93% WIN RATE! BEST DECK TO UPGRADE WITHOUT CHAMPIONS — Clash Royale - YouTube
91% WIN RATE! CURRENT BEST DECK IN CLASH ROYALE! - YouTube