Before we consider anything else, don't forget she can reverse Loot for +2 loyalty, which quickly gets you to her ultimate ability
That sort of in-group language does help players communicate more quickly and eloquently, encapsulating dense concepts like control, stax or fixing with single words
Dream Trawler and Nezahal are sort of looters in a roundabout fashion, and Tetzimoc can be a one-sided boardwipe by activating it in hand then looting it to reanimate
Its particularly awesome when you give your Relentless Dead deathtouch, since it takes two creatures to block it and its just coming back anyway
Its primary attack Shred might just deal a base damage of 60, but it is unfazed by any effects that the opponent might have on his/her active Pokmon and deals the damage nevertheless
I would spend those slots on more topdeck-relevant things