The Fenrir Wolf Is destined to swallow and ruin the whole world when the predetermined Ragnarök, or the end of the globe, will come together. Continues to be depicted on runestones (similar to the Tullstorp stone manuscript by Geir Vigfusson, and should not extend much even more again than that https://ethbase.net/runes-reimagining-fungibility-on-the-bitcoin-blockchain