Challenge #620: "Snape and Spells: Avada Kedavra"

[alisanne]

Challenge 620: Snape and Spells: Avada Kedavra

This spell is one of Voldemort's favorites. We've seen Snape use it once in canon, has he had occasion to use it again? Under what circumstances? This week we discuss Severus and Avada Kedvra.

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