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 |
|---|---|---|---|
| Toxin Sliver | 3B | Creature — Sliver | Whenever a Sliver deals combat damage to a creature, destroy that creature. It can't be regenerated. 3/3 |
| Felidar Sovereign | 4WW | Creature — Cat Beast | Vigilance, lifelink At the beginning of your upkeep, if you have 40 or more life, you win the game. 4/6 |
| Thallid Shell-Dweller | 1G | Creature — Fungus | Defender At the beginning of your upkeep, put a spore counter on Thallid Shell-Dweller. Remove three spore counters from Thallid Shell-Dweller: Create a 1/1 green Saproling creature token. 0/5 |
| Elspeth Conquers Death | 3WW | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Exile target permanent an opponent controls with mana value 3 or greater. II — Noncreature spells your opponents cast cost {2} more to cast until your next turn. III — Return target creature or planeswalker card from your graveyard to the battlefield. Put a +1/+1 counter or a loyalty counter on it. |
| Aura of Silence | 1WW | Enchantment | Artifact and enchantment spells your opponents cast cost {2} more to cast. Sacrifice Aura of Silence: Destroy target artifact or enchantment. |
| Junkyard Scrapper | 2R | Creature — Goblin Artificer | Whenever a nontoken artifact enters the battlefield under your control, exile a random nonland artifact card with lesser mana value from your library. You may cast that card until the end of your next turn. 3/3 |
| Inventors' Fair | Legendary Land | At the beginning of your upkeep, if you control three or more artifacts, you gain 1 life. {T}: Add {C}. {4}, {T}, Sacrifice Inventors' Fair: Search your library for an artifact card, reveal it, put it into your hand, then shuffle. Activate only if you control three or more artifacts. | |
| Midnight Oil | 2BB | Enchantment | Midnight Oil enters the battlefield with seven hour counters on it. At the beginning of your draw step, draw an additional card and remove two hour counters from Midnight Oil. Your maximum hand size is equal to the number of hour counters on Midnight Oil. Whenever you discard a card, you lose 1 life. |
| Razor Hippogriff | 3WW | Creature — Hippogriff | Flying When Razor Hippogriff enters the battlefield, return target artifact card from your graveyard to your hand. You gain life equal to that card's mana value. 3/3 |
| Strangling Soot | 2B | Instant | Destroy target creature with toughness 3 or less. Flashback {5}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |