It might have a future in +1/+1 counter decks, planeswalker decks, and maybe even poison counter decks
Ulamog, the Infinite Gyre 3 Not as good a safety play as Ceaseless Hunger nor as easy to cast so mostly weaker on that front
The Wandering Minstrel Surprisingly not from a Commander deck, Wandering Minstrel seems aimed more at casual and Commander play with letting your tap lands come into play, and rewarding running towns as a potential 5 color commander option
Curiosity Crafters saboteur trigger that draws cards and its infinite hand size effect belong in very specific Commander decks, but its such a good card in those ones
How To Use Investigate
#3 - Mage Siege (Red) Running in the middle is Lindblum, Industrial RegencyLindblum, Industrial Regency, though if you were to bump it up or down a spot on your list, I couldnt blame you