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Wizards clearly stated back in 2016 that it has no desire to police proxies, even for in-store play, as long as the events aren't sanctioned and the events are using traditional proxies and not counterfeit cards

You can probably do better in EDH proper, though I think this is interesting in Pauper Commander

It gives all creatures hexproof and indestructible for a turn, gives all players hexproof, and makes it so that no one can lose life, win, or lose the game that turn

As you continue this process, youll be able to win the game by sacrificing Ipnu Rivulet repeatedly, forcing your opponent to Mill their entire library and lose the game when they go to their next draw step