Undergrowth 
Instant
$0.19 #21581 0.29 30.2 years
As an additional cost to cast this spell, you may pay 
.
.Prevent all combat damage that would be dealt this turn. If this spell's additional cost was paid, this effect doesn't affect combat damage that would be dealt by red creatures.
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Cards similar to Undergrowth expected a card that isn't here?
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Thwart the Enemy86%
$0.15↓#14375↑0.10↓6.4 years↓
"Prevent all damage that would be dealt this turn by creatures your opponents control."
Terrifying Presence82%
$0.24↑#11824↑0.2614.3 years↓
"Prevent all combat damage that would be dealt by creatures other than target creature this turn."
Ethereal Haze80%
$0.98↑#8570↑0.56↑21.9 years↓
"Prevent all damage that would be dealt by creatures this turn."
Obscuring Haze80%
$4.85↑#1503↑0.84↑6.4 years↓
"Prevent all damage that would be dealt this turn by creatures your opponents control."
Darkness80%
$11.97↑#1876↑0.42↑32.3 years↑
"Prevent all combat damage that would be dealt this turn."
Fog80%
$0.21↑#669↑0.47↑33.1 years↑
"Prevent all combat damage that would be dealt this turn."
Holy Day80%
$0.27↑#5933↑0.06↓32.3 years↑
"Prevent all combat damage that would be dealt this turn."
Root Snare80%
$0.17↓#11683↑0.14↓8.1 years↓
"Prevent all combat damage that would be dealt this turn."
Haze Frog80%
$0.37↑#9855↑0.43↑16.4 years↓
"When this creature enters, prevent all combat damage that other creatures would deal this turn."
Harmless Assault79%
$0.12↓#250980.3716.4 years↓
"Prevent all combat damage that would be dealt this turn by attacking creatures."
Luminesce78%
$0.13↓#29324↓0.3020.1 years↓
"Prevent all damage that black sources and red sources would deal this turn."
Haze of Pollen78%
$0.25↑#13225↑0.62↑9.4 years↓
"Prevent all combat damage that would be dealt this turn."
Forfend78%
$0.20↑#250170.44↑18.6 years↓
"Prevent all damage that would be dealt to creatures this turn."
Angelsong76%
$0.34↑#8627↑0.2817.9 years↓
"Prevent all combat damage that would be dealt this turn."
Lull76%
$0.16↓#7313↑0.00↓27.9 years↓
"Prevent all combat damage that would be dealt this turn."
Moment's Peace76%
$4.70↑#5785↑0.2524.9 years↓
"Prevent all combat damage that would be dealt this turn."
Vine Snare76%
$0.16↓#27824↓0.00↓11.1 years↓
"Prevent all combat damage that would be dealt this turn by creatures with power 4 or less."
Primitive Justice76%
$0.32↑#209840.05↓30.2 years
"As an additional cost to cast this spell, you may pay 
and/or any number of times."
and/or any number of times."
Constant Mists76%
$19.38↑#2345↑1.34↑28.5 years↓
"Prevent all combat damage that would be dealt this turn."
Hindervines76%
$0.15↓#15666↑0.2213.6 years↓
"Prevent all combat damage that would be dealt this turn by creatures with no +1/+1 counters on them."