Pendrell Flux

Enchantment - Aura, 1U (2)
Enchant creature

Enchanted creature has "At the beginning of your upkeep, sacrifice this creature unless you pay its mana cost."¹
Devoured by the mists, Tolaria was stuck in time, trapped between two eternal heartbeats.
Illus. Andrew Robinson

Gatherer Card Rulings [Nov 2009]

• 10/4/2004: You have to even match the color requirements of the mana cost.
• 10/4/2004: You choose whether to pay or not on resolution. If not, then you sacrifice the creature. You can choose to not pay if you no longer control the creature on resolution.

Format Legality	Legal in Vintage, Legacy Banned in Extended, Standard, MTGO Classic
Printings (1/6)	Urza's Saga (Common)