Hagalaz

The Futhark was a germanic alphabet: It's runes had names and were associated with gods or other mythological things.

The rune "Hagalaz" (or Haegl) belongs to "Heimdall's Aett". Hagalaz is the rune of transformation, destruction and rebuild.

Meaning: Hail
Gods/ Deities: Ymir
Letter Value: H