Even with the flashback Im not excited
Critically, Portents slow-trip of drawing the card on your opponents upkeep also dodges Narsets only draw one per turn rule, since the opponents upkeep is a new turn
Goblins, primarily, will see a lot of use out of this, but so too will all manner of tokens decks
Gaining the ability to swing in for damage the moment your creature enters can be back breaking, especially in the late game when life totals are low
To that, I ask: what is a 0/1 mana fixer giving you in mono-green
I played a lot of it in Amonkhet Standard, I used it in Chaos Drafts to great effect, and it featured in both my Chainer Nightmare Adept and my Burakos/Guild Artisan Rakdos decks