M:tG card similarity search
4GG · Enchantment
If you tap a permanent for mana, it produces twice as much of that mana instead.
| Name | Mana | Type | Text |
|---|---|---|---|
| Apex Observatory | Artifact | Apex Observatory enters the battlefield tapped. As it enters, choose a card type shared among two exiled cards used to craft it. {T}: The next spell you cast this turn of the chosen type can be cast without paying its mana cost. | |
| Kozilek's Unsealing | 2U | Enchantment | Devoid (This card has no color.) Whenever you cast a creature spell with mana value 4, 5, or 6, create two 0/1 colorless Eldrazi Spawn creature tokens with "Sacrifice this creature: Add {C}." Whenever you cast a creature spell with mana value 7 or greater, draw three cards. |
| Prismatic Dragon | 2WW | Summon Dragon | Flying During your upkeep, Prismatic Dragon becomes a random color permanently. {2}: Prismatic Dragon becomes a random color permanently. 2/3 |
| Scalding Viper | 1R | Creature — Elemental Snake | Whenever an opponent casts a spell with mana value 3 or less, Scalding Viper deals 1 damage to that player. 2/1 |
| Rimefeather Owl | 5UU | Snow Creature — Bird | Flying Rimefeather Owl's power and toughness are each equal to the number of snow permanents on the battlefield. {1}{S}: Put an ice counter on target permanent. Permanents with ice counters on them are snow. */* |
| Temporal Distortion | 3UU | Enchantment | Whenever a creature or land becomes tapped, put an hourglass counter on it. Each permanent with an hourglass counter on it doesn't untap during its controller's untap step. At the beginning of each player's upkeep, remove all hourglass counters from permanents that player controls. |
| Errant Doomsayers | 1W | Creature — Human Rebel | {T}: Tap target creature with toughness 2 or less. 1/1 |
| Rain of Gore | BR | Enchantment | If a spell or ability would cause its controller to gain life, that player loses that much life instead. |
| Volshe Tideturner | 1U | Creature — Merfolk Wizard | {T}: Add {U}. Spend this mana only to cast an instant or sorcery spell or a kicked spell. 1/3 |
| Preston Garvey, Minuteman | 2RGW | Legendary Creature — Human Soldier | At the beginning of combat on your turn, create a green Aura enchantment token named Settlement attached to up to one target land you control. It has enchant land and "Enchanted land has '{T}: Add one mana of any color.'" Whenever Preston Garvey, Minuteman attacks, untap each enchanted permanent you control. 4/4 |