M:tG card similarity search
G · Enchantment
At the beginning of each of your main phases, if you haven't added mana with this ability this turn, you may add X mana of any one color, where X is the number of Islands target opponent controls.
| Name | Mana | Type | Text |
|---|---|---|---|
| Go-Shintai of Hidden Cruelty | 3B | Legendary Enchantment Creature — Shrine | Deathtouch At the beginning of your end step, you may pay {1}. When you do, destroy target creature with toughness X or less, where X is the number of Shrines you control. 2/2 |
| Naga Vitalist | 1G | Creature — Naga Druid | {T}: Add one mana of any type that a land you control could produce. 1/2 |
| Prosperity | XU | Sorcery | Each player draws X cards. |
| Quarum Trench Gnomes | 3R | Creature — Gnome | {T}: If target Plains is tapped for mana, it produces colorless mana instead of white mana. (This effect lasts indefinitely.) 1/1 |
| Sardian Cliffstomper | 1R | Creature — Minotaur Barbarian | As long as it's your turn and you control four or more Mountains, Sardian Cliffstomper gets +X/+0, where X is the number of Mountains you control. 0/4 |
| Dictate of Karametra | 3GG | Enchantment | Flash Whenever a player taps a land for mana, that player adds one mana of any type that land produced. |
| Psychic Allergy | 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. |
| Homarid Spawning Bed | UU | Enchantment | {1}{U}{U}, Sacrifice a blue creature: Create X 1/1 blue Camarid creature tokens, where X is the sacrificed creature's mana value. |
| Volcanic Wind | 4RR | Sorcery | Volcanic Wind deals X damage divided as you choose among any number of target creatures, where X is the number of creatures on the battlefield as you cast this spell. |
| Crossroads Candleguide | 4 | Artifact Creature — Scarecrow | When Crossroads Candleguide enters the battlefield, exile up to one target card from a graveyard. {2}: Add one mana of any color. 3/4 |