You won't consider creatures controlled by any other player
The swooping waves and red mana is such a good color pairing, and the greenish-blue of the water looks so tasty
Different stores have different techniques, but it generally comes to down to something like Mint/Near Mint (M/NM) being the best followed by Slightly Played (SP), and Played (PL), Heavily Played (HP), and finally Poor
Defiler of Flesh converts a single black pip on each permanent you cast into Phyrexian mana, which sounds great, but the cast trigger is pretty tame compared to something like Defiler of Vigor or Defiler of Dreams
Simple, effective, and easily one of the best Auras MTG has for dealing with sticky targets
It's one of the most popular Stax pieces, completely shutting off an opponent from playing during your turn