M:tG card similarity search
2BB · Enchantment
At the beginning of each opponent's upkeep, that player loses X life, where X is the number of cards in that player's hand minus the number of cards in your hand.
| Name | Mana | Type | Text |
|---|---|---|---|
| Plasm Capture | GGUU | Instant | Counter target spell. At the beginning of your next precombat main phase, add X mana in any combination of colors, where X is that spell's mana value. |
| Watcher of the Roost | 2W | Creature — Bird Soldier | Flying Morph—Reveal a white card in your hand. (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Watcher of the Roost is turned face up, you gain 2 life. 2/1 |
| Necromentia | 1BB | Sorcery | Choose a card name other than a basic land card name. Search target opponent's graveyard, hand, and library for any number of cards with that name and exile them. That player shuffles, then creates a 2/2 black Zombie creature token for each card exiled from their hand this way. |
| Corrosion | 1BR | 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.) At the beginning of your upkeep, put a rust counter on each artifact target opponent controls. Then destroy each artifact with mana value less than or equal to the number of rust counters on it. Artifacts destroyed this way can't be regenerated. When Corrosion leaves the battlefield, remove all rust counters from all permanents. |
| Erosion | UUU | Enchantment — Aura | Enchant land At the beginning of the upkeep of enchanted land's controller, destroy that land unless that player pays {1} or 1 life. |
| Convalescence | 1W | Enchantment | At the beginning of your upkeep, if you have 10 or less life, you gain 1 life. |
| The Torment of Gollum | 3B | Sorcery | Target opponent reveals their hand. You choose a nonland card from it. That player discards that card. Amass Orcs 2. (Put two +1/+1 counters on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.) |
| War Room | Land | {T}: Add {C}. {3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card. | |
| Threnody Singer | 1U | Creature — Siren | Flash Flying When Threnody Singer enters the battlefield, target creature an opponent controls gets -X/-0 until end of turn, where X is your devotion to blue. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.) 1/3 |
| Ronom Hulk | 4G | Creature — Beast | Protection from snow 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.) 5/6 |