You could scarcely ask for more from this kind of card
Even if that creature is legendary, the Spirits would not enter the battlefield attacking
While this can help in a pinch, its hardly going to turn the tide of battle
I've added a picture here to show an original and a proxy side by side just to show how hard it is to notice the difference once the cards are sleeved
Tier 2: These will be solid decks with a relevant presence in the OP06 meta
This ability triggers only if this Case is solved." Triggered abilities use the word "when," "whenever," or "at." They're often written as "[Trigger condition], [effect]." (2/2/2024) "Solved [static ability]" means "As long as this Case is solved, [static ability]." Static abilities are written as statements, such as "Creatures you control get +1/+1" or "Instant and sorcery spells you cast cost less to cast." (2/2/2024) "To solve" abilities will check for their condition twice: once when the ability would trigger, and once when it resolves