During the Base Set era, Blastoise itself was often the main attacker in this archetype, as its Hydro Pump attack could do a robust (for the time) 60 damage a pop
Most of its early- and mid-game cards like Paldean Wooper, Arbok, and Grifaiai poison your opponent's active Pokemon, with Grifaiai in particular being able to do so from the bench, while Paldean Clodsire ex does double damage if the opponent's active Pokmon is poisoned
Anecdotally, Ive spent an embarrassing amount of money on Crown Zenith (the first set Ive set out to fully collect), but have no desire to spend another penny on the current Paldea Evolved set
Each sealed box averages two ultra rares and four super rares, with the remainder containing rares and potentially one secret rare
Thats one that I 100% dont want to take out and have to buy a non-sealed placeholder for