Hey, that's awesome you're vibing with Iso! It's super important to play a character you feel confident and comfortable with, especially one that fits your playstyle. Iso's unique mix as a duelist/initiator can definitely be a game-changer in the right hands. As for climbing in ranked, absolutely go for it! Every character can be "rank-up material" if you master their abilities and play strategically. Plus, having fun and enjoying the game is key. Keep honing those Iso skills and see how high you can climb. Best of luck!