Kernel Knot

Kernel Knot {B}{R}

Enchantment
Whenever you cast a spell, if you sacrificed permanents, discarded cards, and/or paid life as an additional cost to cast it, Kernel Knot deals 2 damage to any target. (Sacrificing permanents for mana doesn't count.)
Details
Legalities
  • Kernel Knot is legal in every format.
Printings
  • Beyond the Blackwall (rare)

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