Lethal Vapors 
Enchantment
$10.47 #13590 1.63 23.4 years
Whenever a creature enters, destroy it.
: Destroy this enchantment. You skip your next turn. Any player may activate this ability.Click a line or tag to filter
Cards similar to Lethal Vapors 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.
Wall of Vipers76%
$0.17↓#29208↓0.11↓26.4 years↑
"
: Destroy this creature and target creature it's blocking. Any player may activate this ability."
: Destroy this creature and target creature it's blocking. Any player may activate this ability."
Aura Shards74%
$19.00↑#1062↑2.04↑26.0 years↑
"Whenever a creature you control enters, you may destroy target artifact or enchantment."
Grave Peril74%
$0.09↓#26416↓0.12↓19.5 years↓
"When a nonblack creature enters, sacrifice this enchantment. If you do, destroy that creature."
Zerapa Minotaur74%
$0.08↓#31531↓0.00↓26.4 years↑
": This creature loses first strike until end of turn. Any player may activate this ability."
: This creature loses first strike until end of turn. Any player may activate this ability."
Volrath's Dungeon73%
$0.30↓#25443↓0.33↓28.3 years↑
"Pay 5 life: Destroy this enchantment. Any player may activate this ability but only during their turn."
Chronatog73%
$7.83↓#21110↓0.00↓29.7 years↑
": This creature gets +3/+3 until end of turn. You skip your next turn. Activate only once each turn."
: This creature gets +3/+3 until end of turn. You skip your next turn. Activate only once each turn."
Quicksilver Wall70%
$0.18↓#27810↓0.00↓26.4 years↑
"
: Return this creature to its owner's hand. Any player may activate this ability."
: Return this creature to its owner's hand. Any player may activate this ability."
Vintara Elephant70%
$0.14↓#31948↓0.00↓26.4 years↑
": This creature loses trample until end of turn. Any player may activate this ability."
: This creature loses trample until end of turn. Any player may activate this ability."
Nullhide Ferox70%
$0.21↓#24009↓0.58↓8.0 years↓
": This creature loses all abilities until end of turn. Any player may activate this ability."
: This creature loses all abilities until end of turn. Any player may activate this ability."
Aether Flash70%
$0.74↓#119440.94↓29.4 years↑
"Whenever a creature enters, this enchantment deals 2 damage to it."
Aether Storm70%
$0.28↓#24047↓0.53↓31.1 years↑
"Pay 4 life: Destroy this enchantment. It can't be regenerated. Any player may activate this ability."
Infinite Hourglass70%
$0.46↓#20881↓0.17↓31.4 years↑
": Remove a time counter from this artifact. Any player may activate this ability but only during any upkeep step."
: Remove a time counter from this artifact. Any player may activate this ability but only during any upkeep step."