a new pokémon tcg card is going for $500 500 Years In The Future Booster Box Why does this card continue

You can use some like Sami, Wildcat Captain, Tannuk, Steadfast Second, or Mm'menon, the Right Hand, but they dont light that spark that tells me I want to build around them

Such an ability triggers whenever an instant or sorcery spell that player controls whose gift cost was paid resolves

Enchantment - Aura Color tag templates(None) Cloaked Siren Flash (You may cast this spell any time you could cast an instant.) Flying Creature - Siren Color tag templates(None) Ephara's Enlightenment Enchant creature When this Aura enters, put a +1/+1 counter on enchanted creature

He also makes them attack every turn, which might not be the best option