Thor, Vol. 1 #274A (1978)

The Eye and the Arrow
Loki is going on about Ragnarok, while Hobbs and crew begin filming. Loki transforms into a rat and scurries away underneath a statue of Odin. As Thor is lifting the statue, Odin returns. Odin tells them of how Hugin and Munin came to him to tell him of the coming of Ragnarok. Of how he went to Mimir and gave his eye for knowledge of how to forestall it. He then tells of going to Hel to confront Volla, and upon his return of coming across Hoder. Sif then returns with the goddesses of Asgard, including Frigga. Odin, Thor, and Frigga go inside to converse, while the rest decide to test Balder's invulnerability. Hobbs goes to warn Thor, while Loki gives Hoder an arrow tipped with mistletoe. Thor arrives too late as the arrow pierces Balder's heart.
Release Date: 1978