And I know this would also support Shaddolls, which I understand it is a slippery slope because they are too damn powerful already and don't deserve further support, but it is quite difficult to support Flip Effects without indirectly supporting them, unless I add restrictions that would also affect non-Shaddoll Flip Monsters, and excluding them with a "except Shaddoll monsters" restriction would both look awful and go against the card's intended flavor.
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Suppose you attack your opponent with a [c]Bladetusk Boar[/c], a 3/2 red creature with intimidate
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This duelist card acquired a place in the Guinness Book Of World Records for 22.5 billion card sales till 2009

Aerial Formation Ajani, Inspiring Leader Akroma's Will Akroma's Will Appa, the Vigilant Archetype of Imagination Bahamut, Warden of Light Bane's Invoker Basri, Devoted Paladin Bleeding Effect Concerted Effort Cosmic Spider-Man Crown of Ascension Elspeth, Storm Slayer Elspeth, Undaunted Hero Flying Crane Technique Frostwind Invoker Gempalm Sorcerer Ghost-Lit Drifter Goblin Balloon Brigade Gustrider Exuberant Harbin, Vanguard Aviator Invert the Skies Iron Man, Armored Avenger Kinsbaile Balloonist Levitation Magnetic Flux Moonshae Pixie Moonshae Pixie Moonshaker Cavalry Nephalia Moondrakes New New York Phantasmal Form Rishei, Getaway Accomplice Scions of the Ur-Spider Seascape Aerialist Skyshaper Storm, Windrider Stormcaller's Boon Striding Shotcaller Ten Wizards Mountain The Wind Crystal Thunderhawk Gunship Triceraton Commander Victory's Herald Voyager Drake Vulture, Scheming Scavenger Web Wind Sail Windborne Charge Winged Sliver