Swift, elegant, and nearly impossible to counterspell, since it's not cast
By layering on a form of lifelink that stacks with the staple mechanic, I believe that a properly running deck will never have to worry about their life total
Radiant Collection full-art cards are particularly inconsistent in centering pre-screen before grading submissions
In fact, its pretty easy (I wonder if I ever say differently about a card): If you are about to pay for a spell less than 3 mana, you get to pay 3 mana
However, you can solve this problem with Voltaic Key since it allows you to untap Time Vault, take an extra turn, repeat it infinitely, and basically win the game since your opponent will have no chance to play