Parallax Dementia 

Enchantment — Aura
$0.08 #28103 0.00 26.6 years
Enchant creature
Fading 1 (This enchantment enters with one fade counter on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)
Enchanted creature gets +3/+2.
When this Aura leaves the battlefield, destroy enchanted creature. That creature can't be regenerated.
Click a line or tag to filter
Cards similar to Parallax Dementia expected a card that isn't here?
Reports become test cases the matcher is graded against before an update ships. Delvefall isn't a chatbot guessing, it compares the printed rules text of every card with plain math, and examples like yours decide which differences should count.
Phyrexian Bloodstock92%
$0.10↑#306870.24↑25.6 years
"When this creature leaves the battlefield, destroy target white creature. It can't be regenerated."
Seal of Doom82%
$0.12↑#9437↑0.58↑26.6 years
"Sacrifice this enchantment: Destroy target nonblack creature. It can't be regenerated."
Dark Hatchling82%
$0.12↑#18502↑0.38↑27.9 years↑
"When this creature enters, destroy target nonblack creature. It can't be regenerated."
Annihilate81%
$0.06↓#20006↑0.59↑25.9 years
"Destroy target nonblack creature. It can't be regenerated."
Putrefy81%
$0.15↑#336↑0.18↑20.9 years↓
"Destroy target artifact or creature. It can't be regenerated."
Winds of Rath80%
$0.31↑#1645↑0.45↑28.9 years↑
"Destroy all creatures that aren't enchanted. They can't be regenerated."
Damn80%
$2.03↑#345↑0.36↑5.3 years↓
"Destroy target creature. A creature destroyed this way can't be regenerated."
Plague Wind80%
$2.50↑#6513↑0.46↑26.3 years
"Destroy all creatures you don't control. They can't be regenerated."
Visara the Dreadful80%
$3.14↑#13826↑0.31↑23.9 years↓
"
: Destroy target creature. It can't be regenerated."
Nekrataal80%
$0.12↑#11135↑0.12↑29.6 years↑
"When this creature enters, destroy target nonartifact, nonblack creature. That creature can't be regenerated."
Dark Banishing78%
$0.05↓#19963↑0.60↑31.3 years↑
"Destroy target nonblack creature. It can't be regenerated."