Youll need duplicates of high value cards to get Trade Tokens and extras to trade to other people so you can get identical rarity cards, but only up to 1 Star rarity
After you get more experience, you can try "splashing" for a color, which is where you play just one or two cards of a third color in your deck
BUT WAIT, RING BINDER DEFENDERS DO EXIST To be fair to both sides, not everyone has abandoned the ring binder
Its an instant, so you can cast it after a board wipe hits the table
Item ID: 506196827
[18] [11] Diva then activates "Cubic Wave", letting him target a "Cubic" monster he controls and a monster his opponent controls, increase the ATK of his monster by its original ATK and halve the ATK of his opponent's monster as long as "Cubic Wave" remains on the field ("Indiora Doom Volt": 2400 4800, "Lord Gaia": 3000 1500)