Manabarbs 
Enchantment
$4.42 #2300 1.34 33.2 years
Whenever a player taps a land for mana, this enchantment deals 1 damage to that player.
Click a line or tag to filter
Cards similar to Manabarbs 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.
Overabundance94%
$5.67↑#10117↓0.59↓26.0 years↓
"Whenever a player taps a land for mana, that player adds one mana of any type that land produced, and this enchantment deals 1 damage to the player."
Burning Earth89%
$2.55↓#6262↓0.82↓13.3 years↓
"Whenever a player taps a nonbasic land for mana, this enchantment deals 1 damage to that player."
Scald88%
$0.29↓#25731↓1.12↓28.0 years↓
"Whenever a player taps an Island for mana, this enchantment deals 1 damage to that player."
Zhur-Taa Druid88%
$0.19↓#4257↓0.15↓13.5 years↓
"Whenever you tap this creature for mana, it deals 1 damage to each opponent."
Spireside Infiltrator87%
$0.11↓#23100↓0.00↓10.1 years↓
"Whenever this creature becomes tapped, it deals 1 damage to each opponent."
Spellshock84%
$2.89↓#5624↓0.80↓28.3 years↓
"Whenever a player casts a spell, this enchantment deals 2 damage to that player."
Dingus Egg84%
$0.47↓#15739↓0.18↓33.2 years
"Whenever a land is put into a graveyard from the battlefield, this artifact deals 2 damage to that land's controller."
Sulfuric Vortex83%
$0.86↓#2865↓0.71↓23.4 years↓
"At the beginning of each player's upkeep, this enchantment deals 2 damage to that player."
Copper Tablet82%
$56.19↑#15887↓0.25↓33.2 years
"At the beginning of each player's upkeep, this artifact deals 1 damage to that player."
Burning-Tree Shaman81%
$0.31↓#22677↓0.20↓20.7 years↓
"Whenever a player activates an ability that isn't a mana ability, this creature deals 1 damage to that player."
Pyrostatic Pillar81%
$2.74↓#12463↓0.36↓23.4 years↓
"Whenever a player casts a spell with mana value 3 or less, this enchantment deals 2 damage to that player."
Tunneling Geopede80%
$0.33↓#4918↓0.27↓11.0 years↓
"Whenever a land you control enters, this creature deals 1 damage to each opponent."
Spitfire Lagac80%
$0.16↓#3917↓0.27↓6.1 years↓
"Whenever a land you control enters, this creature deals 1 damage to each opponent."
Sabotender80%
$0.26↓#22920.36↓1.4 years↓
"Whenever a land you control enters, this creature deals 1 damage to each opponent."
Barbflare Gremlin79%
$0.43↓#8174↓0.20↓2.1 years↓
"Whenever a player taps a land for mana, if this creature is tapped, that player adds one mana of any type that land produced. Then that land deals 1 damage to that player."
Hawkeye's Bow79%
$0.29↓#10630↓0.40↓0.3 years↓
"Whenever equipped creature becomes tapped, it deals 1 damage to each opponent."
Panicked Altisaur79%
$0.16↓#14077↓0.33↓2.9 years↓
"
: This creature deals 2 damage to each opponent."
: This creature deals 2 damage to each opponent."
Lasting Tarfire78%
$0.24↓#6199↓0.14↓0.7 years↓
"At the beginning of each end step, if you put a counter on a creature this turn, this enchantment deals 2 damage to each opponent."
Aether Sting76%
$0.43↓#15402↓0.00↓27.4 years↓
"Whenever an opponent casts a creature spell, this enchantment deals 1 damage to that player."
Power Surge76%
$1.09↓#11693↓0.17↓33.2 years
"At the beginning of each player's upkeep, this enchantment deals X damage to that player, where X is the number of untapped lands they controlled at the beginning of this turn."