# Thor (1966) #237

Published: 1975-07-01T00:00:00+0000
Series: Thor (1966 - 1996)
Creators: Gerry Conway (writer), Joe Sinnott (cover artist), John Buscema (penciler), John Costanza (letterer), Petra Goldberg (colorist)

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An invasion of trolls can mean only one thing - Ulik the Troll has returned!