It has targeted other cards via errata in the past but has never opted for an outright ban
There's probably an argument that Mardu Humans should slot into the number-two slot ahead of Jeskai Cycling (which is highlighted by The Locust God and Niv-Mizzet, the Firemind), but the fact that The Locust God costs about $10 while Alesha, Who Smiles at death is less than $1 after a bunch of reprintings keeps Jeskai Cycling ahead, but just barely
Although it is no where near the level of finisher as a Baneslayer it is much more reliable value and immediate tempo, the latter of which is especially important against the decks you are playing life gain against
The following upgrades arent interested in changing that so much as they are strengthening the themes and ideas already here
however, the chosen recipient must be able to legally be enchanted by the Aura, so a player or permanent with protection from one of the Aura's qualities can't be chosen this way
Crypt Rats Board wipes are few and far between in Pauper, so any wonky way to access them is a must