M:tG card similarity search
3UU · Enchantment
As Psychic Allergy enters the battlefield, choose a color. At the beginning of each opponent's upkeep, Psychic Allergy deals X damage to that player, where X is the number of nontoken permanents of the chosen color they control. At the beginning of your upkeep, destroy Psychic Allergy unless you sacrifice two Islands.
| Name | Mana | Type | Text |
|---|---|---|---|
| Black Vise | 1 | Artifact | As Black Vise enters the battlefield, choose an opponent. At the beginning of the chosen player's upkeep, Black Vise deals X damage to that player, where X is the number of cards in their hand minus 4. |
| The Rack | 1 | Artifact | As The Rack enters the battlefield, choose an opponent. At the beginning of the chosen player's upkeep, The Rack deals X damage to that player, where X is 3 minus the number of cards in their hand. |
| Mangara's Equity | 1WW | Enchantment | As Mangara's Equity enters the battlefield, choose black or red. At the beginning of your upkeep, sacrifice Mangara's Equity unless you pay {1}{W}. Whenever a creature of the chosen color deals damage to you or a white creature you control, Mangara's Equity deals that much damage to that creature. |
| Sudden Demise | XR | Sorcery | Choose a color. Sudden Demise deals X damage to each creature of the chosen color. |
| Power Surge | RR | Enchantment | At the beginning of each player's upkeep, Power Surge deals X damage to that player, where X is the number of untapped lands they controlled at the beginning of this turn. |
| Iron Maiden | 3 | Artifact | At the beginning of each opponent's upkeep, Iron Maiden deals X damage to that player, where X is the number of cards in their hand minus 4. |
| Storm World | R | World Enchantment | At the beginning of each player's upkeep, Storm World deals X damage to that player, where X is 4 minus the number of cards in their hand. |
| Wheel of Torture | 3 | Artifact | At the beginning of each opponent's upkeep, Wheel of Torture deals X damage to that player, where X is 3 minus the number of cards in their hand. |
| Viseling | 4 | Artifact Creature — Phyrexian Construct | At the beginning of each opponent's upkeep, Viseling deals X damage to that player, where X is the number of cards in their hand minus 4. 2/2 |
| Rackling | 4 | Artifact Creature — Phyrexian Construct | At the beginning of each opponent's upkeep, Rackling deals X damage to that player, where X is 3 minus the number of cards in their hand. 2/2 |