These are quite rare cards and you must be opening the Mega Blaziken packs to collect them
The Monsters that require 2+ Tributes have great effects, but they're very difficult to Tribute Summon due to requiring "Steelswarms" for their effects (particularly in the case of "Hercules", who can't be Tribute Summoned without 3 "Steelswarm" Monsters at all)
Their distinctive gold star symbol and ultra-rare pull rates (approximately 1:72 packs) make them highly sought after by completionist collectors
Its whole removing triggered abilities from the stack shtick is applicable in plenty of other scenarios, against some of the best decks at the moment
While Ultra Rares in the Scarlet & Violet era feature either Full Art Pokmon ex or Full Art Supporter Trainer cards, previous iterations of Ultra Rare card types include: Pokmon ex: EX Ruby & Sapphire Pokmon Star: EX Team Rocket Returns, POP Series 5 Pokmon LV.X: Diamond & Pearl Pokmon LEGEND: HeartGold & SoulSilver Pokmon Prime: HeartGold & SoulSilver Pokmon-EX: Next Destinies Pokmon-GX: Sun & Moon Tag Team-GX: Team Up Pokmon V and Pokmon VMAX: Sword & Shield Here, we are also introduced to the concept of a Secret Rare card
Villainous characters are often intelligent schemers (blue), who revel in causing chaos and destruction (red), and are willing to pursue their ambitions, however immoral, at any cost (black)