Which one is best for you depends on the deck that you're playing
Also, Ive left out anything that lets you play those cards without playing their manacost or lets you play from your opponents library
The overall, artistic effect here, however, is more majestic than terrifying
While this is a perfectly valid play, from the perspective of the one who inflicted the Confusion, this means you have successfully depleted their resources by removing their attacker, draining the attacker's energy, or forcing them to use another card to bring the attacker back. In other words, inflicting Confusion every turn can be replaced with indirectly destroying energy

Release date: 2002-05-27 Ancestor's Chosen Aven Warcraft Battle Screech Battlewise Aven Benevolent Bodyguard Border Patrol Cagemail Chastise Commander Eesha Funeral Pyre Glory Golden Wish Guided Strike Lead Astray Nomad Mythmaker Phantom Flock Phantom Nomad Prismatic Strands Pulsemage Advocate Ray of Revelation Selfless Exorcist Shieldmage Advocate Silver Seraph Solitary Confinement Soulcatchers' Aerie Spirit Cairn Spurnmage Advocate Suntail Hawk Test of Endurance Trained Pronghorn Unquestioned Authority Valor Vigilant Sentry Aven Fogbringer Cephalid Constable Cephalid Inkshrouder Cunning Wish Defy Gravity Envelop Flash of Insight Grip of Amnesia Hapless Researcher Keep Watch Laquatus's Disdain Lost in Thought Mental Note Mirror Wall Mist of Stagnation Quiet Speculation Scalpelexis Spelljack Telekinetic Bonds Web of Inertia Wonder Wormfang Behemoth Wormfang Crab Wormfang Drake Wormfang Manta Wormfang Newt Wormfang Turtle Balthor the Defiled Cabal Therapy Cabal Trainee Death Wish Earsplitting Rats Filth Grave Consequences Guiltfeeder Masked Gorgon Morality Shift Rats' Feast Stitch Together

Attentive foes will have a chance to counter this strategy before it happens, but catching them unaware can be a sudden path to victory