Garm
- Guards the Gate to Helheim (Realm of the Dead)
- Lives in the cave, Gnipaheiller
- Portrayed as a monstrous hound with a permanently blood stained chest and neck
- Guards the gate with Hraesvelger (which means Corpse Swallower)
- At Ragnorak (End of Time), it is said that he is to fight Tyr
- Has four eyes and is considered a hellhound
- Is usually considered to represent Ragnorak
- Will break free from his chains at Ragnorak and fight with the giants against the gods alongside Fenrir
- He will be slain by Tyr at Ragnorak, but Tyr will also die from wounds given by Garm
- Can be compared to Cerberus from Greek Mythology
- Is often confused with Fenrir