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 |
|---|---|---|---|
| Thryx, the Sudden Storm | 3UU | Legendary Creature — Elemental Giant | Flash Flying Spells you cast with mana value 5 or greater cost {1} less to cast and can't be countered. 4/5 |
| Technomancer | 5BB | Artifact Creature — Necron Wizard | When Technomancer enters the battlefield, mill three cards, then return any number of artifact creature cards with total mana value 6 or less from your graveyard to the battlefield. 5/1 |
| Dead Ringers | 4B | Sorcery | Destroy two target nonblack creatures unless either one is a color the other isn't. They can't be regenerated. |
| Braided Net | 2U | Artifact | Braided Net enters the battlefield with three net counters on it. {T}, Remove a net counter from Braided Net: Tap another target nonland permanent. Its activated abilities can't be activated for as long as it remains tapped. Craft with artifact {1}{U} |
| Bludgeon Brawl | 2R | Enchantment | Each noncreature, non-Equipment artifact is an Equipment with equip {X} and "Equipped creature gets +X/+0," where X is that artifact's mana value. |
| Oblivion Stone | 3 | Artifact | {4}, {T}: Put a fate counter on target permanent. {5}, {T}, Sacrifice Oblivion Stone: Destroy each nonland permanent without a fate counter on it, then remove all fate counters from all permanents. |
| Cephalopod Sentry | 2WU | Artifact Creature — Phyrexian Squid | Flying Cephalopod Sentry's power is equal to the number of artifacts you control. */5 |
| Shambling Suit | 3 | Artifact Creature — Construct | Shambling Suit's power is equal to the number of artifacts and/or enchantments you control. */3 |
| Counterflux | UUR | Instant | This spell can't be countered. Counter target spell you don't control. Overload {1}{U}{U}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.") |
| Homarid | 2U | Creature — Homarid | Homarid enters the battlefield with a tide counter on it. At the beginning of your upkeep, put a tide counter on Homarid. As long as there is exactly one tide counter on Homarid, it gets -1/-1. As long as there are exactly three tide counters on Homarid, it gets +1/+1. Whenever there are four or more tide counters on Homarid, remove all tide counters from it. 2/2 |