Binding Agony

Enchantment - Aura, 1B (2)
Enchant creature
Whenever enchanted creature is dealt damage, Binding Agony deals that much damage to that creature's controller.¹
A crash of rhinos in my head -Femeref expression meaning "a severe head pain"
Illus. Robert Bliss

Format Legality	Legal in Vintage, Legacy Banned in Extended, Standard
Printings (1/6)	Mirage (Common)