If you're outside of commander color identity rules, any instant or sorcery becomes a mere which is almost nothing with a Sol Ring, Ashnod's Altar, or Palladium Myr sitting around
If the same mode is chosen more than once, you choose their relative order as the ability triggers
2020-08-07 Use the sacrificed creature's power as it last existed on the battlefield to determine how many cards you draw
Removal Spells Magic 's creatures seem to grow tougher and tougher, but there's less power creep in its removal spells
It is also why black is the most common colour alongside blue in legacy and vintage where you need to have some interaction with spells and their potential to be cast so as to not get run over by broken things
Even on its own, this is a brilliant ability - as it guarantees at least one lore every turn without you needing to even quest