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 |
|---|---|---|---|
| Atomize | 2BG | Instant | Destroy target nonland permanent. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) |
| Kardum, Patron of Flames | 2RR | Legendary Creature — Demon | Haste Whenever Kardum, Patron of Flames attacks, put a flame counter on it, then seek a card with mana value equal to the number of flame counters on it and exile that card face down. When Kardum dies, put all cards you own exiled with it into your hand. At the beginning of the end step of your next turn, discard those cards. 4/3 |
| Ward of Bones | 6 | Artifact | Each opponent who controls more creatures than you can't cast creature spells. The same is true for artifacts and enchantments. Each opponent who controls more lands than you can't play lands. |
| Karstoderm | 2GG | Creature — Beast | Karstoderm enters the battlefield with five +1/+1 counters on it. Whenever an artifact enters the battlefield, remove a +1/+1 counter from Karstoderm. 0/0 |
| Hero's Demise | 1B | Instant | Destroy target legendary creature. |
| The Fall of Lord Konda | 2W | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter.) I — Exile target creature an opponent controls with mana value 4 or greater. II — Each player gains control of all permanents they own. III — Exile this Saga, then return it to the battlefield transformed under your control. |
| Obscura Charm | WUB | Instant | Choose one — • Return target multicolored permanent card with mana value 3 or less from your graveyard to the battlefield tapped. • Counter target instant or sorcery spell. • Destroy target creature or planeswalker with mana value 3 or less. |
| Viridian Zealot | GG | Creature — Elf Warrior | {1}{G}, Sacrifice Viridian Zealot: Destroy target artifact or enchantment. 2/1 |
| Moira Brown, Guide Author | 1RW | Legendary Creature — Human Citizen | When Moira Brown, Guide Author enters the battlefield, create a colorless Equipment artifact token named Wasteland Survival Guide with "Equipped creature gets +1/+1 for each quest counter among permanents you control" and equip {1}. Whenever you attack, put a quest counter on target nonland permanent you control. 2/3 |
| Psychotrope Thallid | 2G | Creature — Fungus | At the beginning of your upkeep, put a spore counter on Psychotrope Thallid. Remove three spore counters from Psychotrope Thallid: Create a 1/1 green Saproling creature token. {1}, Sacrifice a Saproling: Draw a card. 1/1 |