More than just these specific cases, I hope that this serves as a lesson of how even basic probability skills can be used to solve relatively complex problems
It literally makes no sense to have MORE mana than normal, unless you want to get mana flooded, which clearly TC does not want since he said he wanted 3 mana in his opener, which is precisely what the standard 24/60 land deck accomplishes more than any other land opener even without the hand picker
2/1 Illustrated by Tyler Jacobson Standard Not Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
Many of which support well enough such that new archetypes have arisen based on the power and consistency these new green tools offer
So in combat, you have to activate, throw, and catch this thing a bunch, and its not worth it
If the following sets, Wilds Unknown and Attack of the Vines, can capitalize on this, it could see Winterspell move up this ranking