how do you make a good yugioh deck to Build the PERFECT Competitive Yu-Gi-Oh (Step-by-Step Guide) How to build a GOOD

I could see blue decks running into problems with how mana-hungry they may be, but blues doing well for itself so far with creatures

Magic has plenty of ways to cheat equip costs without the cards themselves having the text

Machina Mayhem - Unlimited 17

Three lands, some mana rocks that tap for colorless and an equipment arent going to do you any good without a body to attach the equipment to or a blocker to ensure Dihada survives for more than one turn cycle

The question is: why was this first-stage evolution card given that prestigious rarity, as well as a holofoil treatment

Legendary Land Nissa, Ascended Animist Compleated ( can be paid with or 2 life