Split second is a mechanic thats rarely seen, but thats because you need to be very careful with it, as it means opponents cant respond to it with most actions
Many events in a game of Magic can be funny
Atalya, Samite Master Blind Seer Captain Sisay Cromat Crosis, the Purger Darigaaz, the Igniter Dromar, the Banisher Empress Galina Ertai, the Corrupted Gerrard Capashen Hanna, Ship's Navigator Kangee, Aerie Keeper Molimo, Maro-Sorcerer Nemata, Grove Guardian Reya Dawnbringer Rith, the Awakener Tahngarth, Talruum Hero Treva, the Renewer Tsabo Tavoc Verdeloth the Ancient
But that mana is temporary, and whatever big spell they cast, you can just counter anyway
Having access to such a strong stax piece in the Command Zone that gives access to one of the strongest color combinations in the game is just too much