Resonance Ripple

Resonance Ripple {1}{U}

Instant
Choose target instant spell, sorcery spell, activated ability, or triggered ability. Create a Function token with its effects. Then you may pay {1}{U}. If you do, counter that spell or ability. (It's an enchantment. As you cast an instant or sorcery spell, sacrifice any number of Functions to add their effects to that spell. A spell's effects includes added functions.)
Details
Legalities
  • Resonance Ripple is legal in every format.
Printings
  • Beyond the Blackwall (rare)

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