VSTAR Powers are limited to once per game, making them the ultimate reset button for a match
This can also be achieved using Pot of Disparity to send six cards from the extra deck to the graveyard, which includes a couple powerful fusion Dragonmaid monsters

Monks The Archimandrite 45%inclusion 264 decks 588 decks Elsha, Threefold Master 33%inclusion 104 decks 313 decks Narset, Enlightened Exile 15%inclusion 88 decks 588 decks Elsha of the Infinite 5.1%inclusion 30 decks 588 decks Shiko and Narset, Unified 6.7%inclusion 21 decks 313 decks Narset, Enlightened Master 2.9%inclusion 17 decks 588 decks Shu Yun, the Silent Tempest 2.9%inclusion 17 decks 588 decks Narset, Jeskai Waymaster 2.2%inclusion 7 decks 322 decks Taigam, Ojutai Master 0.7%inclusion 4 decks 588 decks Zethi, Arcane Blademaster 0.7%inclusion 4 decks 588 decks Zedruu the Greathearted 0.7%inclusion 4 decks 588 decks Lyse Hext 1.4%inclusion 4 decks 290 decks Oji, the Exquisite Blade 0.3%inclusion 2 decks 588 decks Tadeas, Juniper Ascendant 0.3%inclusion 2 decks 588 decks Tifa, Martial Artist 0.7%inclusion 2 decks 296 decks Hinata, Dawn-Crowned 0.3%inclusion 2 decks 588 decks Kasimir the Lone Wolf 0.2%inclusion 1 decks 588 decks Dosan the Falling Leaf 0.2%inclusion 1 decks 588 decks Morophon, the Boundless 0.2%inclusion 1 decks 588 decks Tifa Lockhart 0.3%inclusion 1 decks 291 decks Dragonlord Ojutai 0.2%inclusion 1 decks 588 decks Ms

What are the weaknesses and retreat cost of this Corviknight card