M:tG card similarity search
3W · World Enchantment
As Null Chamber enters the battlefield, you and an opponent each choose a card name other than a basic land card name. Spells with the chosen names can't be cast and lands with the chosen names can't be played.
| Name | Mana | Type | Text |
|---|---|---|---|
| Altered Ego | X2GU | Creature — Shapeshifter | This spell can't be countered. You may have Altered Ego enter the battlefield as a copy of any creature on the battlefield, except it enters with X additional +1/+1 counters on it. 0/0 |
| Reflections of Littjara | 4U | Enchantment | As Reflections of Littjara enters the battlefield, choose a creature type. Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.) |
| Overmaster | R | Sorcery | The next instant or sorcery spell you cast this turn can't be countered. Draw a card. |
| Disorienting Glower | Sorcery | Players can't cast spells until the Hydra's next turn. | |
| Toxin Sliver | 3B | Creature — Sliver | Whenever a Sliver deals combat damage to a creature, destroy that creature. It can't be regenerated. 3/3 |
| Manifold Key | 1 | Artifact | {1}, {T}: Untap another target artifact. {3}, {T}: Target creature can't be blocked this turn. |
| Nahiri's Lithoforming | XRR | Sorcery | Sacrifice X lands. For each land sacrificed this way, draw a card. You may play X additional lands this turn. Lands you control enter the battlefield tapped this turn. |
| Umori, the Collector | 2B/GB/G | Legendary Creature — Ooze | Companion — Each nonland card in your starting deck shares a card type. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) As Umori, the Collector enters the battlefield, choose a card type. Spells you cast of the chosen type cost {1} less to cast. 4/5 |
| The Black Gate | Legendary Land — Gate | As The Black Gate enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped. {T}: Add {B}. {1}{B}, {T}: Choose a player with the most life or tied for most life. Target creature can't be blocked by creatures that player controls this turn. | |
| Shifting Sky | 2U | Enchantment | As Shifting Sky enters the battlefield, choose a color. All nonland permanents are the chosen color. |