Energy Flux 
Enchantment
All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay
."

- [MMQ] Mercadian Masques #78 (U)
- [5ED] Fifth Edition #83 (U)
- [4ED] Fourth Edition #68 (U)
- [3ED] Revised Edition #57 (U)
- [ATQ] Antiquities #9 (U)
- [FBB] Foreign Black Border #57 (U)
- Introductory Two-Player Set #8 (U)
- [ME4] Masters Edition IV #48 (U)
- [RQS] Rivals Quick Start Set #8 (U)
- [SUM] Summer Magic / Edgar #57 (U)
- [WC00] World Championship Decks 2000 #nl78sb (U)