Finally, someone chimed in with the background, lifting the mask from our mystery signer
Even so, it comes down more to role, the aggro and tempo decks just want the harder hitting Tracker while the control decks want the higher defenses
That card isn't a part of your card pool, but it gives Animus of Predation any keyword mechanics it has, such as flying, hexproof, double strike, or vigilance
Even when you may not get maximum immediate use out of an Emissary of Soulfire, Unstable Amulet or Galvanic Discharge, whatever you do not use is preserved to help put a little extra mustard on the NEXT play
A fun card for sure, but not the best card draw you could have in a Rakdos deck