The first player cannot attack on their first turn
Master Duels best meta decks, as its currently the quickest and easiest to assemble
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
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
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