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 |
|---|---|---|---|
| Mephitic Ooze | 4B | Creature — Ooze | Mephitic Ooze gets +1/+0 for each artifact you control. Whenever Mephitic Ooze deals combat damage to a creature, destroy that creature. The creature can't be regenerated. 0/5 |
| Living Artifact | G | Enchantment — Aura | Enchant artifact Whenever you're dealt damage, put that many vitality counters on Living Artifact. At the beginning of your upkeep, you may remove a vitality counter from Living Artifact. If you do, you gain 1 life. |
| Illustrious Wanderglyph | 4W | Artifact Creature — Golem | Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) Other artifact creatures you control get +2/+2 as long as you have the city's blessing. At the beginning of each upkeep, create a 1/1 colorless Gnome artifact creature token. 2/2 |
| Warp Artifact | BB | Enchantment — Aura | Enchant artifact At the beginning of the upkeep of enchanted artifact's controller, Warp Artifact deals 1 damage to that player. |
| Indrik Stomphowler | 4G | Creature — Beast | When Indrik Stomphowler enters the battlefield, destroy target artifact or enchantment. 4/4 |
| Slaughter | 2BB | Instant | Buyback—Pay 4 life. (You may pay 4 life in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.) Destroy target nonblack creature. It can't be regenerated. |
| Magmaroth | 3R | Creature — Elemental | At the beginning of your upkeep, put a -1/-1 counter on Magmaroth. Whenever you cast a noncreature spell, remove a -1/-1 counter from Magmaroth. 5/5 |
| Martial Law | 2WW | Enchantment | At the beginning of your upkeep, detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its activated abilities can't be activated.) |
| Lichenthrope | 3GG | Creature — Plant Fungus | If damage would be dealt to Lichenthrope, put that many -1/-1 counters on it instead. At the beginning of your upkeep, remove a -1/-1 counter from Lichenthrope. 5/5 |
| Disruption Aura | 2U | Enchantment — Aura | Enchant artifact Enchanted artifact has "At the beginning of your upkeep, sacrifice this artifact unless you pay its mana cost." |