
Other enchantments have "At the beginning of your upkeep, sacrifice this enchantment unless you pay {2}."
Aura Flux has 1 printing, first in Urza's Legacy (1999). EDHREC ranks it #24,810 among Commander cards. It appears most in Esior, Wardwing Familiar decks (1 on EDHREC). It has 3 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.