There are four tools though, all pretty conditional
You get Wildcards by opening boosters, competing in events, and winning games to beat your daily and weekly challenges - so if you're short on Wildcards for the shiny new Arena deck you want to build, the best thing to do is get playing with the decks you already have
Playtest card name : Mutilating Blow Card it's referencing : Mutilate Modern Horizons card: Defile During vision design, one of the things that team worked on was finding ways to reference old cards by changing the scale of the effect
C Common Arcana Knight Joker X LIGHT Level 9 [ WarriorFusionEffect ] ATK 3800 DEF 2500 "Queen's Knight" + "Jack's Knight" + "King's Knight" A Fusion Summon of this card can only be done with the above materials
5 Steam Siege Steam Siege is another member of the Break series of sets, and like its siblings, it contains an incredibly well-balanced group of standard, EX, and Break cards that thrive in Expanded and Unlimited