You simply just accelerate right past your opponents, and get a creature to boot
Pokemon cards battle with their moves and abilities for the purpose of dealing damage until one of them reaches zero HP
The latter is less problematic as we tend to give you some tool usually a card or counter to help mark the change
Most decks can benefit from a fog effect somewhere in the 99, but most decks wouldnt want to spend a full card slot on it
Towards the end of the manga, Jaden and Koyo have one last climactic duel where he summons the powerful Elemental Hero Core
For the most part, the themes in this set are only lightly supported, meaning you can still craft a strong deck by focusing on curve, efficient removal, and raw card quality without leaning too heavily into synergy