There are no new combos except the three Meld options, but there are plenty of new combo enablers that could really quicken things up for you, if you've already been looking for such opportunities
A steady flow of item cards can add wild combinations to your characters and build a solid engine that powers up your play in the later stages of a magical duel
Master Duels Secret Packs, which include cards of a specific deck archetype and make it easier for players to pull the cards they need to build a deck of that type
A price drop in highly played staples places a focus on the English market, ensuring players have access to build competitive decks
add 1 "Prediction Princess" monster from your Deck to your hand
I put their decks into a spreadsheet (preserved here), and at the end of each week, players would mark how they did against each other deck