yu gi oh structure decks Yu-Gi-Oh! Saga of Blue Eyes White Dragon Deck Eyes Silver Dragon Yugioh Deck Review: Structure Deck:

Being an animal, he cannot speak, but he can say certain words with the aid of a special speaking device attached to him

These decks leverage the Oculus's ability to generate consistent value while being very easy to play

C Common Performapal Sellshell Crab X WATER Level 5 [ AquaPendulumEffect ] ATK 500 DEF 2500 P Scale 2 Once per turn, when a "Performapal" monster you control is destroyed by battle: You can target 1 "Performapal" or "Odd-Eyes" card in your Pendulum Zone

And there were many more examples that you can't compare with Charizard ex not even close it is a great deck but far from being broken to the point that makes the format unbalanced, to me it's not even my choise for the best current deck