M:tG card similarity search
2W · Enchantment
Cumulative upkeep {1} (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.) As Prismatic Circle enters the battlefield, choose a color. {1}: The next time a source of your choice of the chosen color would deal damage to you this turn, prevent that damage.
| Name | Mana | Type | Text |
|---|---|---|---|
| Gallifrey Council Chamber | Legendary Land | When Gallifrey Council Chamber enters the battlefield, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.) {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a Time Lord or Alien spell or activate an ability of a Time Lord or Alien. | |
| Mystic Barrier | 4W | Enchantment | When Mystic Barrier enters the battlefield or at the beginning of your upkeep, choose left or right. Each player may attack only the nearest opponent in the last chosen direction and planeswalkers controlled by that opponent. |
| Test of Faith | 1W | Instant | Prevent the next 3 damage that would be dealt to target creature this turn. For each 1 damage prevented this way, put a +1/+1 counter on that creature. |
| Arcane Denial | 1U | Instant | Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep. You draw a card at the beginning of the next turn's upkeep. |
| Guardian Naga | 5WW | Creature — Naga | Vigilance As long as it's your turn, prevent all damage that would be dealt to Guardian Naga. 5/6 |
| Celestial Regulator | 1WU | Creature — Angel Advisor | Flying When Celestial Regulator enters the battlefield, choose target creature you don't control and tap it. If you control a creature with a counter on it, the chosen creature doesn't untap during its controller's next untap step. 2/3 |
| Coordinated Barrage | W | Instant | Choose a creature type. Coordinated Barrage deals damage to target attacking or blocking creature equal to the number of permanents you control of the chosen type. |
| Opaline Unicorn | 3 | Artifact Creature — Unicorn | {T}: Add one mana of any color. 1/2 |
| Warstorm Surge | 5R | Enchantment | Whenever a creature enters the battlefield under your control, it deals damage equal to its power to any target. |
| Threefold Signal | 3 | Artifact | When Threefold Signal enters the battlefield, scry 3. Each spell you cast that's exactly three colors has replicate {3}. (When you cast it, copy it for each time you paid its replicate cost. You may choose new targets for the copies. A copy of a permanent spell becomes a token.) |