M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Heroism | 2W | Enchantment | Sacrifice a white creature: For each attacking red creature, prevent all combat damage that would be dealt by that creature this turn unless its controller pays {2}{R}. |
| Energy Flux | 2U | Enchantment | All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay {2}." |
| Valkmira, Protector's Shield | 3W | Legendary Artifact | If a source an opponent controls would deal damage to you or a permanent you control, prevent 1 of that damage. Whenever you or another permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {1}. |
| Dauntless River Marshal | 1W | Creature — Human Soldier | Dauntless River Marshal gets +1/+1 as long as you control an Island. {3}{U}: Tap target creature. 2/1 |
| Flash of Defiance | 1R | Sorcery | Green creatures and white creatures can't block this turn. Flashback—{1}{R}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Forgotten Sentinel | 4 | Artifact Creature — Golem | Forgotten Sentinel enters the battlefield tapped. 4/3 |
| Rusted Sentinel | 4 | Artifact Creature — Golem | Rusted Sentinel enters the battlefield tapped. 3/4 |
| Earthlink | 3BRG | Enchantment | At the beginning of your upkeep, sacrifice Earthlink unless you pay {2}. Whenever a creature dies, that creature's controller sacrifices a land. |
| Dream Halls | 3UU | Enchantment | Rather than pay the mana cost for a spell, its controller may discard a card that shares a color with that spell. |
| Writ of Return | 3BB | Sorcery | Return target creature card from your graveyard to the battlefield tapped. Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.) |