| Name | Demon Theory |
| Type | Action |
| Smarts | 2 |
| Charm | 1 |
| Traits | Fight, Battle |
| Effect | Gain 1 extra Destiny Point for winning this fight. Only 1 Demon Theory can be played per fight. |
| Flavor Text | "Yeah, but what happened to the whole 'it's a demon' theory." -Buffy |
| Number | 34 (Common) |
| Shop |
|