MTG >Combos >Mystical Tutor +Isochron Scepter +Nexus of Fate +Yennett, Cryptic Sovereign +

Attack with Yennett, triggering his ability Hold priority and activate Isochron Scepter, copying Mystical Tutor Search for Nexus of Fate and place it on top of your deck. Let Yennett's ability resolve, revealing Nexus of Fate, allowing you to play it for free. Repeat the process for infinite turns.