M:tG card similarity search
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.
| Name | Mana | Type | Text |
|---|---|---|---|
| Lurrus of the Dream-Den | 1W/BW/B | Legendary Creature — Cat Nightmare | Companion — Each permanent card in your starting deck has mana value 2 or less. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) Lifelink Once during each of your turns, you may cast a permanent spell with mana value 2 or less from your graveyard. 3/2 |
| Altar of Shadows | 7 | Artifact | At the beginning of your precombat main phase, add {B} for each charge counter on Altar of Shadows. {7}, {T}: Destroy target creature. Then put a charge counter on Altar of Shadows. |
| Crash | 2R | Instant | You may sacrifice a Mountain rather than pay this spell's mana cost. Destroy target artifact. |
| Autumn's Veil | G | Instant | Spells you control can't be countered by blue or black spells this turn, and creatures you control can't be the targets of blue or black spells this turn. |
| Soul Diviner | UB | Creature — Zombie Wizard | {T}, Remove a counter from an artifact, creature, land, or planeswalker you control: Draw a card. 2/3 |
| Thallid Devourer | 1GG | Creature — Fungus | At the beginning of your upkeep, put a spore counter on Thallid Devourer. Remove three spore counters from Thallid Devourer: Create a 1/1 green Saproling creature token. Sacrifice a Saproling: Thallid Devourer gets +1/+2 until end of turn. 2/2 |
| Cliffside Market | Plane — Mercadia | When you planeswalk to Cliffside Market or at the beginning of your upkeep, you may exchange life totals with target player. Whenever chaos ensues, exchange control of two target permanents that share a card type. | |
| Fade from History | 2GG | Sorcery | Each player who controls an artifact or enchantment creates a 2/2 green Bear creature token. Then destroy all artifacts and enchantments. |
| Reverent Hunter | 2G | Creature — Human Archer | When Reverent Hunter enters the battlefield, put a number of +1/+1 counters on it equal to your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.) 1/1 |
| Kjeldoran Javelineer | W | Creature — Human Soldier | 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.) {T}: Kjeldoran Javelineer deals damage equal to the number of age counters on it to target attacking or blocking creature. 1/2 |