Additional Reading: First, I will introduce you to a neophyte's best friend: The Saturday School and Ask the Judge archives
Being an Orzhov commander gives you access to good death triggers like afterlife creatures or Teysa Karlov
I dont see why I wouldnt add this one to any deck I build with clues, and even a bunch of non-clue artifact decks, because cost reduction is always good and never broken
If all three make that choice, you've basically cast a zero-mana Ancestral Recall
Considering how tricky it is to find competitive budget decks for arena, especially ones that aren't mono-colored aggro decks, Rosie's Infinite Squrrel Combo seems like a great entry deck to the Historic format which plenty of upgrade potential
In fact, Kavu Primarch was designed with both of those mechanics on the same card