Ancient Runes 
Enchantment
$1.40 #14467 0.35 28.9 years
At the beginning of each player's upkeep, this enchantment deals damage to that player equal to the number of artifacts they control.
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Power Surge86%
$1.11↓#11497↑0.4333.1 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."
Copper Tablet84%
$56.45↑#153630.11↓33.1 years↑
"At the beginning of each player's upkeep, this artifact deals 1 damage to that player."
Mask of Intolerance82%
$0.28↓#30292↓0.50↑25.3 years↓
"At the beginning of each player's upkeep, if there are four or more basic land types among lands that player controls, this artifact deals 3 damage to that player."
Citadel of Pain80%
$4.17↑#6667↑1.11↑26.3 years↓
"At the beginning of each player's end step, this enchantment deals X damage to that player, where X is the number of untapped lands they control."
Barbed Wire78%
$1.77↑#134580.4026.9 years↓
"At the beginning of each player's upkeep, this artifact deals 1 damage to that player."
Rumbling Slum78%
$0.25↓#26639↓0.79↑20.6 years↓
"At the beginning of your upkeep, this creature deals 1 damage to each player."
Flame Rift77%
$0.32↓#3984↑0.20↓26.6 years↓
"this card deals 4 damage to each player."
Primal Order76%
$2.09↑#157940.4430.9 years↑
"At the beginning of each player's upkeep, this enchantment deals damage to that player equal to the number of nonbasic lands they control."
Kratos, God of War75%
$48.29↑#6195↑0.00↓0.9 years↓
"At the beginning of each player's end step, this card deals damage to that player equal to the number of creatures that player controls that didn't attack this turn."
Rivalry74%
$0.38↓#25546↓0.3227.6 years↓
"At the beginning of each player's upkeep, if that player controls more lands than each other player, this enchantment deals 2 damage to them."
Roiling Vortex73%
$1.96↑#2476↑0.45↑5.9 years↓
"At the beginning of each player's upkeep, this enchantment deals 1 damage to them."
Impatience73%
$0.29↓#22786↓0.3127.2 years↓
"At the beginning of each player's end step, if that player didn't cast a spell this turn, this enchantment deals 2 damage to that player."
Razor Pendulum73%
$0.53↓#30186↓0.24↓29.9 years↑
"At the beginning of each player's end step, if that player has 5 or less life, this artifact deals 2 damage to that player."
Antagonism72%
$0.41↓#25473↓0.10↓27.9 years
"At the beginning of each player's end step, this enchantment deals 2 damage to that player unless one of their opponents was dealt damage this turn."
Acidic Soil72%
$0.49↓#8031↑0.73↑27.9 years
"this card deals damage to each player equal to the number of lands they control."
Price of Progress72%
$4.26↑#2810↑0.70↑28.2 years
"this card deals damage to each player equal to twice the number of nonbasic lands that player controls."
Cold Snap71%
$0.19↓#31267↓0.2531.3 years↑
"At the beginning of each player's upkeep, this enchantment deals damage to that player equal to the number of snow lands they control."
Angel's Trumpet70%
$0.50↓#8723↑0.52↑27.6 years↓
"At the beginning of each player's end step, tap all untapped creatures that player controls that didn't attack this turn. This artifact deals damage to the player equal to the number of creatures tapped this way."
Collapsing Borders70%
$0.34↓#24000↓0.19↓25.9 years↓
"At the beginning of each player's upkeep, that player gains 1 life for each basic land type among lands they control. Then this enchantment deals 3 damage to that player."
Armageddon Clock70%
$1.13↓#18181↓0.46↑32.5 years↑
"At the beginning of your draw step, this artifact deals damage equal to the number of doom counters on it to each player."