You can discard cards that are useful to have in the graveyard, or you might have other permanents around that generate their own triggers off the activation
Another huge perk these cards have over countermagic is that you can use them prior to doing your stuff giving them only one draw to find a solution but giving you the ability to spend all your mana on going off that turn
Like most Magic: The Gathering cards, the value of Obscura Interceptor depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Streets of New Capenna)
Question #20: There are twenty five-color cards currently existing in Magic
Back in 1999, you could buy pack of 11 Pokemon cards at any Woolworths for anything between $2 and $2.70
8 Elemental Hero Avian Was Meant To Show The Power Of Fusion Monsters First Appearance: Yu-Gi-Oh