sealed sun and moon booster box & Sleeved Pack including Gardevoir Pokemon TCG Sun & Moon

Cons : Higher market price than M1 sets

you can play an Opposition Agent in response to someone casting a tutor, and they might not have any way of stopping it

Curiosity Crafters saboteur trigger that draws cards and its infinite hand size effect belong in very specific Commander decks, but its such a good card in those ones

C Common Wattberyx X LIGHT Level 3 [ ThunderTunerEffect ] ATK 300 DEF 0 When this card inflicts Battle Damage to your opponent by a direct attack, discard 1 random card from your opponent's hand

And you can even see it as a contribution to the article in a way

Torrential Reborn X TRAP When a face-up WATER monster you control is destroyed by battle or by a card effect and sent to the Graveyard: Special Summon the monsters destroyed and sent from the field to your Graveyard at that time, then inflict 500 damage to your opponent for each of those Special Summoned monsters