If you're going to make any swaps to this deck, try to keep them simple and refrain from introducing too many new cards , as that will start to widen the pool of possibilities when drawing a card, and you may find yourself hoping to top-deck a certain card that is less likely to show up.
Understanding the meta is crucial because it allows you to anticipate what your opponents are likely to play, helping you make informed decisions about which deck to bring to an event and what specific "tech" cards to include to counter the most popular strategies
Fiend/ Effect/ Synchro3500/2800 1 Tuner + 1+ non-Tuner LIGHT or DARK monsters For this card's Synchro Summon, you can treat 1 LIGHT or DARK monster you control as a Tuner
All-Time Mew Sale Record Shattered This exact Bubble Mew SIR card, which received an incredibly rare Black Label 10 grade from BGS, just sold through Goldin for a whopping $236,543
You can have some pretty filthy openers with this and it scales fairly well into the late game
In particular, if you are using a AAA that requires preparation, you can expect to be active because of the level match