魔弾

Etymology
From 魔 (ま, ma) meaning "demon" or "evil spirit influence" + 弾 (たま, tama) meaning "bullet".

Noun

 * 1) magic bullet

Derived terms

 * 魔弾の射手 (まだんのしゃしゅ, madan no shashu), the Japanese name for the German opera "Der Freischütz". Literally meaning "the shooter of the magic bullets".