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 |
|---|---|---|---|
| Despotic Scepter | 1 | Artifact | {T}: Destroy target permanent you own. It can't be regenerated. |
| Armageddon Clock | 6 | Artifact | At the beginning of your upkeep, put a doom counter on Armageddon Clock. At the beginning of your draw step, Armageddon Clock deals damage equal to the number of doom counters on it to each player. {4}: Remove a doom counter from Armageddon Clock. Any player may activate this ability but only during any upkeep step. |
| Crush | R | Instant | Destroy target noncreature artifact. |
| Jetfire, Ingenious Scientist | 4U | Legendary Artifact Creature — Robot | More Than Meets the Eye {3}{U} (You may cast this card converted for {3}{U}.) Flying Remove one or more +1/+1 counters from among artifacts you control: Target player adds that much {C}. This mana can't be spent to cast nonartifact spells. Convert Jetfire. 3/4 |
| Cyclone | 2GG | Enchantment | At the beginning of your upkeep, put a wind counter on Cyclone, then sacrifice Cyclone unless you pay {G} for each wind counter on it. If you pay, Cyclone deals damage equal to the number of wind counters on it to each creature and each player. |
| Annex Sentry | 2W | Artifact Creature — Phyrexian Cleric | Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When Annex Sentry enters the battlefield, exile target artifact or creature an opponent controls with mana value 3 or less until Annex Sentry leaves the battlefield. 1/4 |
| Illumination | WW | Instant | Counter target artifact or enchantment spell. Its controller gains life equal to its mana value. |
| Voodoo Doll | 6 | Artifact | At the beginning of your upkeep, put a pin counter on Voodoo Doll. At the beginning of your end step, if Voodoo Doll is untapped, destroy Voodoo Doll and it deals damage to you equal to the number of pin counters on it. {X}{X}, {T}: Voodoo Doll deals damage equal to the number of pin counters on it to any target. X is the number of pin counters on Voodoo Doll. |
| Xenic Poltergeist | 1BB | Creature — Spirit | {T}: Until your next upkeep, target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value. 1/1 |
| Fateful Handoff | 3B | Sorcery | Draw cards equal to the mana value of target artifact or creature you control. An opponent gains control of that permanent. |