One big tip for how to improve a deck more as a new player is to look up beginner decks that improve any starter or structure deck that they already have so that new players don't have to get as many new cards
Ok Timaeus the United Magical Dragon [Collector's Rare] MZMU-EN012 (YuGiOh Maze of Muertos) Details More Photos: YuGiOh Maze of Muertos: Timaeus the United Magical Dragon [Collector's Rare] MZMU-EN012 Full Price Guide: Timaeus the United Magical Dragon [Collector's Rare] MZMU-EN012 (YuGiOh Maze of Muertos) All prices are the current market price
Once per turn, if control of this face-up card with a counter(s) changes: Roll a six-sided die, remove as many counters from this card as possible, up to the result, and if all of this card's counters are removed by this effect, destroy this card, and if you do, take 2000 damage
A cheap Retreat Cost
Cosmic Spider-Man enters play as a 5/5 with Flying, First Strike, Trample, Haste, and Lifelink, and grants all of these powers to all other Spiders you control at the beginning of combat on your turn
I'm not in the zone where numerous small expansions just to complete one campaign are financially viable, and I do miss the narrative surprise once a scenario is played and it's just the mechanic left to beat the next time - not a biggie with the game itself, just how it affects me