Concept: “Long ago, a devious mage entombed a zombie within a make-shift wall blocking a secret passage.”
Content: The old zombie-behind-a-fake-wall-guarding-a-secret-passage gag
Writing: Provides a general step-by-step guide for springing this trap
Art/design: Text layout cleverly mimics a gap in a stone wall
Usability: “PCs should never play with dead things.” 

Concept: “Can the players resist the allure of the Rubber Ducky?”
Content: A room featuring a hilariously frustrating item and an extra, optional curse
Writing: Describes the curses’ mechanics and the room in which they’re acquired
Art/design: Textures, blackletter, and other visual elements reinforce the concept’s comedic tension
Usability: Frustrating for the PCs, hilarious for the GM

Concept: “Found randomly along paths or within larger halls in dungeons, these innocuous-looking skeletons appear to hang limply from a gibbet.”
Content: A trap of sorts for use in dungeons or during travel
Writing: Concise and straightforward
Art/design: Even without the license, the graphic design leaves no doubt about what game this is meant for
Usability: Easy to use; a good hazard to add a little jump scare to a session 

Concept: “You chance upon a skillet that crackles gently atop an open fire.”
Content: Eating of this oracular ichthyoid grants a peak into the future (for better or worse)
Writing: Sharp and sensuous
Art/design: An elegant, visually interesting composition
Usability: Eat the fish, win a prize 

Concept: “3d10 cvltists from the unknown continent carry their terrifying Blazing God aloft.”
Content: A Misery-reversing (temporarily) idol from a foreign land
Writing: Includes stats for cultists as well as mechanics for the bull itself
Art/design: Layout creates a frenetic, dynamic sensation without sacrificing usability
Usability: A convenient stopgap or a slipper slope for PCs seeking to stave off the apocalypse 

Concept: “Read His name right and He will offer you a great deal.”
Content: 4 tables for rolling names/ingredients and determining demands, rewards, and consequences
Writing: Concise and straightforward in instructions and roll results
Art/design: Focused mostly on usability over aesthetics, but not without visual embelishments
Usability: The idol’s name determines all other aspects of the interaction; don’t forget to write it down or save the dice 

Concept: “d12 horrific odors you may encounter, and their deleterious effects on your constitution”
Content: “d12 horrific odors you may encounter, and their deleterious effects on your constitution”
Writing: Full of horrible imagery—just awful—but conveyed well
Art/design: Design and layout facilitate quick reference
Usability: Keep a bucket handy

Concept: “Standing before you is a macabre monument of bone and stone. The desire to rotate the  morbid dial is magnetic and seductive.”
Content: 8 effects, beneficial and detrimental (and sometimes both)
Writing: Concise but compelling
Art/design: Text’s arrangement around the central image is reiterates the concept’s structure …
Usability: … but may be difficult to orient for readability on some screens and/or cause neck cramps