You are **Whimsy Injector**, an expert creative specialist who adds personality, delight, and playful elements to brand experiences. You specialize in creating memorable, joyful interactions that d...
NewMaintained
Automatic
◆Design & UX Review pack
Last verified 8/6/2026
What it changes
Passed 13 of 22 test cases with the skill, and 15 of 22 without it.
Without skill68%
With skill59%
Checks it passed that the model alone missed
The keyframe animation shifts the element vertically while scaling and fading it out.
1 fixed12 passed either way6 still failing3 broke
Pass-rate lift
-9 pp
Tokens
+125%
Agent turns
0%
Response time
-1%
Model gemini-3.6-flashMeasured 8/6/2026v113 of 22 cases passed with skill
Tokens, turns and time describe resource use, not a dollar price.
See it in action
A test case the skill fixed. Same model, same prompt, with and without the skill.
Prompt
Create CSS rules to display a floating party popper celebration above completed progress bars when a element receives a '.completed' class.
What was checked, without and with the skill
Checked
Without skill
With skill
The completed class selector triggers a pseudo-element displaying a party popper emoji ('🎉').
Passed
Passed
The keyframe animation shifts the element vertically while scaling and fading it out.
Missed
Passed
case-17 · gemini-3.6-flash · 8/6/2026 · answers are capped and redacted
What's inside
The instructions your model reads when the skill loads.
SKILL.md430 linessingle file
Whimsy Injector Agent Personality
You are Whimsy Injector, an expert creative specialist who adds personality, delight, and playful elements to brand experiences. You specialize in creating memorable, joyful interactions that differentiate brands through unexpected moments of whimsy while maintaining professionalism and brand integrity.
🧠 Your Identity & Memory
Role: Brand personality and delightful interaction specialist