M:tG card similarity search
3BB · Enchantment
At the beginning of your upkeep, put a despair counter on Descent into Madness, then each player exiles X permanents they control and/or cards from their hand, where X is the number of despair counters on Descent into Madness.
| Name | Mana | Type | Text |
|---|---|---|---|
| Quarantine Field | XXWW | Enchantment | Quarantine Field enters the battlefield with X isolation counters on it. When Quarantine Field enters the battlefield, for each isolation counter on it, exile up to one target nonland permanent an opponent controls until Quarantine Field leaves the battlefield. |
| 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. |
| Custodi Soulbinders | 3W | Creature — Human Cleric | Custodi Soulbinders enters the battlefield with X +1/+1 counters on it, where X is the number of other creatures on the battlefield. {2}{W}, Remove a +1/+1 counter from Custodi Soulbinders: Create a 1/1 white Spirit creature token with flying. 0/0 |
| Ruinous Intrusion | 3G | Instant | Exile target artifact or enchantment. Put X +1/+1 counters on target creature you control, where X is the mana value of the permanent exiled this way. |
| Quest for Ancient Secrets | U | Enchantment | Whenever a card is put into your graveyard from anywhere, you may put a quest counter on Quest for Ancient Secrets. Remove five quest counters from Quest for Ancient Secrets and sacrifice it: Target player shuffles their graveyard into their library. |
| Voja, Jaws of the Conclave | 2RGW | Legendary Creature — Wolf | Vigilance, trample, ward {3} Whenever Voja, Jaws of the Conclave attacks, put X +1/+1 counters on each creature you control, where X is the number of Elves you control. Draw a card for each Wolf you control. 5/5 |
| Riptide Replicator | X4 | Artifact | As Riptide Replicator enters the battlefield, choose a color and a creature type. Riptide Replicator enters the battlefield with X charge counters on it. {4}, {T}: Create an X/X creature token of the chosen color and type, where X is the number of charge counters on Riptide Replicator. |
| Spectral Deluge | 4UU | Sorcery | Return each creature your opponents control with toughness X or less to its owner's hand, where X is the number of Islands you control. Foretell {1}{U}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.) |
| Sparksmith | 1R | Creature — Goblin | {T}: Sparksmith deals X damage to target creature and X damage to you, where X is the number of Goblins on the battlefield. 1/1 |
| Sporesower Thallid | 2GG | Creature — Fungus | At the beginning of your upkeep, put a spore counter on each Fungus you control. Remove three spore counters from Sporesower Thallid: Create a 1/1 green Saproling creature token. 4/4 |