As is, the removal in Standard is so good that relying on untapping with Etali, Primal Storm on the battlefield is unreliable at best, and you need to untap with this six-drop unless you can give it haste to make playing it worthwhile
Two uncommons deserve some mention
The ever-evolving list from Wizards of the Coast bans and restricts previously released cards, so that cards that end up becoming too powerful and give players an unfair advantage can't be used in tournaments
Other than that, a four-toughness flash-speed creature is always nice to foil your opponent's attack with, and casting sorceries as instants is also a nice bonus
And let's be real: White is already one of the best colors for Equipment strategies in Commander
Most of the outside assistance cards allow you to use a text or phone call, but this one requires actual human contact