The same video opens with Paul promoting Prime, a sports drink he recently launched with another YouTuber, KSI
It can allow decks to pop-off quicker, which hopefully does the job of balancing the metagame, and not just walling out archetypes completely in the same way a card like Fury did in Modern (nuking mana dorks and other go-wide decks for no mana)
Maybe you don't know them either
First of all, remember that countermagic is not as good in multiplayer, because it's card disadvantagebad for the Wizards
As always, the condition is a huge factor, though the dollar amounts aren't vastly different for such an affordable card
Liesa, Forgotten Archangel and Zagras, Thief of Heartbeats are some decent higher mana value creatures to consider