If they have open mana, they could be waiting with a counterspell or removal
Errata Sometimes, older cards with the same name as a card printed in a Standard-legal set are issued an errata that changes their official text
Hot take: you know how were getting colored mana rocks with bonus effects
Compare that to sorceries
Fast forward to the present day, I'd like to think I have one of the biggest Mizzou alumni collections in the world, collecting across any sport where I can find a Mizzou alum on cardboard(not always an easy task to find)
I think counter doublers are double the fun indeed, and its a fun theme to build an EDH deck around, be it Simic Vorel of the Hull Clade, or a mono-green Vorinclex, Monstrous Raider deck