And it is the only good answer to Thoughtseize and Inquisition of Kozilek, making it a unique card in the format
Either informs how a true control deck will actually end the game, but that has very little to do with how it will really win the game, if that distinction is clear
Allowing Lutri would mean that every player who ever runs a deck with blue and red in it would want to have a copy of Lutri with them to use as a companion
Aminatou, the Fateshifter Commodore Guff Daretti, Scrap Savant Dihada, Binder of Wills Elminster Estrid, the Masked Freyalise, Llanowar's Fury Jared Carthalion Jeska, Thrice Reborn Lord Windgrace Minsc & Boo, Timeless Heroes Nahiri, the Lithomancer Ob Nixilis of the Black Oath Quintorius, History Chaser Rowan Kenrith Saheeli, the Gifted Sivitri, Dragon Master Tasha, the Witch Queen Teferi, Temporal Archmage Tevesh Szat, Doom of Fools Will Kenrith
Creatures (2) Lands (24) Spells (34) 7