That passive ability, however, lets you cast the top card of your library whenever you scry or surveil, is what makes the card so busted
So if you can keep your commander in play you get benefits from your backgrounds, plus the powerful effects from cards like Skyhunter Strike Force for a massive melee, Tyrant's Familiar to burn off creatures, and Thunderfoot Baloth to finish opponents with a permanent, only slightly smaller Overrun
As we gaze up to the skies, its Birds of Paradise that catches our eye
However, it will cost you double the mana
Triggering Minn every single turn requires slightly different enablers to venturing as Sefris, but otherwise, the philosophy is similar and the payoff equally big
Or for more helpful info, try out guide to the MTG release schedule.