"Meaty" is the antagonist of the prologue of John Dies at the End, a demon obsessed with claiming revenge on Doctor Marconi, who it claims is its nemesis. After luring John and Dave to an empty farmhouse, it attempts to kill them, somehow believing that one of them is Marconi - however, it ends up being exorcised by the real Marconi over the phone.
Powers and Stats
Tier: 8-C via reality warping
Origin: John Dies at the End
Gender: Likely inapplicable
Classification: Some sort of paranormal entity (presumably a demon)
Attack Potency: Building level via reality warping (Warped an entire farmhouse)
Speed: Unknown, at least Normal Human in a body
Lifting Strength: Regular Human in a body
Striking Strength: Human Class in a body
Durability: Unknown, Street level in a body
Range: Many meters (warped an entire farmhouse)
Standard Equipment: Nothing notable.
Intelligence: Seems to be comparable to a human. Clever, though naive.
Weaknesses: Music and holy items.