M:tG card similarity search
U · Sorcery
Tap target untapped creature you control. If you do, add an amount of {C} equal to that creature's mana value.
| Name | Mana | Type | Text |
|---|---|---|---|
| Magnetic Mountain | 1RR | Enchantment | Blue creatures don't untap during their controllers' untap steps. At the beginning of each player's upkeep, that player may choose any number of tapped blue creatures they control and pay {4} for each creature chosen this way. If the player does, untap those creatures. |
| Thelon's Curse | GG | Enchantment | Blue creatures don't untap during their controllers' untap steps. At the beginning of each player's upkeep, that player may choose any number of tapped blue creatures they control and pay {U} for each creature chosen this way. If the player does, untap those creatures. |
| Strutting Turkey | 3W | Host Creature — Bird | When this creature enters the battlefield, exile target creature card with mana value 2 or less from your graveyard. If it has augment, combine it with a host you control. Otherwise, put it onto the battlefield. 2/2 |
| Ritual of Subdual | 4GG | Enchantment | Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) If a land is tapped for mana, it produces colorless mana instead of any other type. |
| Amber Prison | 4 | Artifact | You may choose not to untap Amber Prison during your untap step. {4}, {T}: Tap target artifact, creature, or land. That permanent doesn't untap during its controller's untap step for as long as Amber Prison remains tapped. |
| Snowfall | 2U | Enchantment | Cumulative upkeep {U} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Whenever an Island is tapped for mana, its controller may add an additional {U}. If that Island is snow, its controller may add an additional {U}{U} instead. Spend this mana only to pay cumulative upkeep costs. |
| Time of Ice | 3U | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Tap target creature an opponent controls. It doesn't untap during its controller's untap step for as long as you control Time of Ice. III — Return all tapped creatures to their owners' hands. |
| White Plume Adventurer | 2W | Creature — Orc Cleric | When White Plume Adventurer enters the battlefield, you take the initiative. At the beginning of each opponent's upkeep, untap a creature you control. If you've completed a dungeon, untap all creatures you control instead. 3/3 |
| Riddle of Lightning | 3RR | Instant | Choose any target. Scry 3, then reveal the top card of your library. Riddle of Lightning deals damage equal to that card's mana value to that permanent or player. |
| Amulet of Vigor | 1 | Artifact | Whenever a permanent enters the battlefield tapped and under your control, untap it. |