Cards from special sets, such as the Trick or Trade booster bundle, could offer potential gains for collectors and investors, particularly for limited editions or rare variants
The combination of these keywords and the combat damage trigger is really frustrating to play against
The investment into other Synchros is similarly steep, as you have no direct ways to generate free material from a non-setup board without Mirtill
Yarus incentivizes getting your creatures onto the board as fast as possible with Disguise, drawing you cards whenever you deal damage with a face-down creature
Of course I know what eponymous means
Either way the practical effect is real: Japanese sets produce more high rarity cards per case than English equivalents, which increases supply and can soften prices on Japanese graded copies of those cards specifically