| Name | Class | C. | Type | Icons | Traits | Set | Encounter |
|---|---|---|---|---|---|---|---|
| Ancient Evils | Mythos | Treachery | Omen. | Core Set 166 | Ancient Evils 1-3 | ||
| Black Stars Rise | Mythos | Treachery | Omen. | The Path to Carcosa 90 | Evil Portents 1-2 | ||
| Cosmic Omen | Mythos | Treachery | Omen. Power. | The Drowned City Campaign Expansion 136 | Court of the Ancients 25-28 | ||
| Crashing Floods | Mythos | Treachery | Omen. | Black Stars Rise 302 | Black Stars Rise 33-35 | ||
| Cursed Luck | Mythos | Treachery | Omen. | The Dunwich Legacy 92 | Bad Luck 1-3 | ||
| Deadly Fate | Mythos | Treachery | Omen. | A Phantom of Truth 224 | A Phantom of Truth 27-29 | ||
| Dreams of R'lyeh | Mythos | Treachery | Omen. | Core Set 182 | Agents of Cthulhu 3-4 | ||
| Eager for Death | Mythos | Treachery | Omen. | The Dunwich Legacy 91 | Whippoorwills 4-5 | ||
| Eager for Death | Mythos | Treachery | Omen. | Union and Disillusion 268 | Union and Disillusion 34-35 | ||
| Fate of All Fools | Mythos | Treachery | Omen. Spectral. | The Circle Undone 108 | Inexorable Fate 4-6 | ||
| Fate of All Fools | Mythos | Treachery | Omen. Spectral. | Return to the Circle Undone 67 | Unspeakable Fate 4-6 | ||
| Ghostly Presence | Mythos | Treachery | Omen. | The Secret Name 144 | The Secret Name 28-29 | ||
| Ill Omen | Mythos | Treachery | Omen. Terror. | The Forgotten Age 92 | Forgotten Ruins 1-2 | ||
| Impending Evils | Mythos | Treachery | Omen. | Return to the Circle Undone 65 | Impending Evils 1-3 | ||
| Ominous Portents | Mythos | Treachery | Omen. | The Wages of Sin 183 | The Wages of Sin 35-36 | ||
| Psychopomp's Song | Mythos | Treachery | Omen. | Blood on the Altar 221 | Blood on the Altar 29-30 | ||
| Psychopomp's Song | Mythos | Treachery | Omen. | Union and Disillusion 269 | Union and Disillusion 36-37 | ||
| Resurgent Evils | Mythos | Treachery | Omen. | Return to the Dunwich Legacy 64 | Resurgent Evils 1-3 | ||
| Spires of Carcosa | Mythos | Treachery | Omen. | The Path to Carcosa 91 | Evil Portents 3-4 | ||
| Strange Signs | Mythos | Treachery | Omen. | Blood on the Altar 222 | Blood on the Altar 31-32 | ||
| Syzygy | Mythos | Treachery | Omen. | The Innsmouth Conspiracy 101 | Syzygy 3-4 | ||
| Tenebrous Eclipse | Mythos | Treachery | Omen. | The Scarlet Keys Campaign Expansion 240 | Agents of Yuggoth 2-4 | ||
| The Pale Mask Beckons | Mythos | Treachery | Omen. Pact. | The Path to Carcosa 105 | The Stranger 3 | ||
| The Yellow Sign | Mythos | Treachery | Omen. | Core Set 176 | Agents of Hastur 3-4 | ||
| Tidal Alignment | Mythos | Treachery | Omen. | The Innsmouth Conspiracy 100 | Syzygy 1-2 | ||
| Totality | Mythos | Treachery | Omen. Terror. | A Light in the Fog 258 | A Light in the Fog 35-36 | ||
| Twin Suns | Mythos | Treachery | Omen. | A Phantom of Truth 223 | A Phantom of Truth 25-26 | ||
| Twist of Fate | Mythos | Treachery | Omen. | The Dunwich Legacy 93 | Bad Luck 4-6 | ||
| While They Sleep | Mythos | Treachery | Omen. | War of the Outer Gods 33 | War of the Outer Gods 42-43 | ||
| Whispers in the Dark | Mythos | Treachery | Omen. Spectral. | The Circle Undone 102 | Spectral Predators 4-5 | ||
| Worlds Merge | Mythos | Treachery | Omen. | Black Stars Rise 303 | Black Stars Rise 36-38 |