You can abuse this ability with cards like Leyline of Anticipation, Vedalken Orrery, and Borne Upon a Wind to cast sorceries and otters on other players turns
And it works quite well, as I'm sure you'll see when you play it
It has overperformed in every format that it touched without being broken, and in Commander games, this thing can quickly turn into a massive threat because it has the potential to trigger multiple times in a single turnaround
An automatic card shuffler is a fantastic way to increase game efficiency and speed up playing time
Then two mana will do that and gain three life, and five mana will do that for all of your stuff and then gain a massive six life too
You can produce a Map token with it that's used for other finalities in the deck, or simply explore into your 1/1 flying creature, which can produce a 2/2 flier or give you a land