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Of the other gods, only five were important: Balder, Thor, Freyr, Heimdall, and Tyr.

Tyr called out, “Greetings, Grandmother. We are here to see if we can borrow Hymir’s cauldron to brew our beer.”

They inserted a sequence called a CopyCat cassette into Tyr at a location that prevents Tyr from encoding a functional protein.

His gods were already waiting for him when he arrived: Tyr, one-handed, and gray Odin gallows-god, and Thor of the thunders.

The rock, sitting below Tyrs Bridge, is marked in Czech and German, with one message from pub owner Franz Mayer in 1904 saying: “If you see me, weep.”