While Im not usually one to sing from the same hymn sheet as everyone else, when it comes to removal, some options are the optimal choice in the majority of cases
Noxious Grasp With all the powerful Simic-based decks running around, Noxious Grasp needs to be included in every deck that can support it
Austere Command is split up into four selective board wipe effects, allowing the caster to pull off one-sided wipes against a variety of decks
and while players have had a decade to familiarize themselves with the exile zone, Phasing has no such named holding zone and brings all sorts of rules complications (like its the only thing that happens on your Untap Step besides untapping your creatures)
One collector booster is packaged in each Tales of Middle-earth gift bundle, meaning theres technically a small chance the Precious will appear there, as well
Blue can be oppressive to fight through for Red, Boros, or Gruul decks