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 |
|---|---|---|---|
| Shatterstorm | 2RR | Sorcery | Destroy all artifacts. They can't be regenerated. |
| Karn, Legacy Reforged | 5 | Legendary Artifact Creature — Golem | Karn, Legacy Reforged's power and toughness are each equal to the greatest mana value among artifacts you control. At the beginning of your upkeep, add {C} for each artifact you control. This mana can't be spent to cast nonartifact spells. Until end of turn, you don't lose this mana as steps and phases end. */* |
| Magus of the Abyss | 3B | Creature — Human Wizard | At the beginning of each player's upkeep, destroy target nonartifact creature that player controls of their choice. It can't be regenerated. 4/3 |
| Tetravus | 6 | Artifact Creature — Construct | Flying Tetravus enters the battlefield with three +1/+1 counters on it. At the beginning of your upkeep, you may remove any number of +1/+1 counters from Tetravus. If you do, create that many 1/1 colorless Tetravite artifact creature tokens. They each have flying and "This creature can't be enchanted." At the beginning of your upkeep, you may exile any number of tokens created with Tetravus. If you do, put that many +1/+1 counters on Tetravus. 1/1 |
| Pillage | 1RR | Sorcery | Destroy target artifact or land. It can't be regenerated. |
| Detonate | XR | Sorcery | Destroy target artifact with mana value X. It can't be regenerated. Detonate deals X damage to that artifact's controller. |
| Jokulhaups | 4RR | Sorcery | Destroy all artifacts, creatures, and lands. They can't be regenerated. |
| Vile Requiem | 2BB | Enchantment | At the beginning of your upkeep, you may put a verse counter on Vile Requiem. {1}{B}, Sacrifice Vile Requiem: Destroy up to X target nonblack creatures, where X is the number of verse counters on Vile Requiem. They can't be regenerated. |
| Glistening Extractor | 2UB | Artifact | Glistening Extractor enters the battlefield with four oil counters on it. At the beginning of your upkeep, if there are one or more oil counters on Glistening Extractor, seek a card with mana value equal to the number of oil counters on Glistening Extractor, then remove an oil counter from Glistening Extractor. |
| Sphere of Annihilation | XB | Artifact | Sphere of Annihilation enters the battlefield with X void counters on it. At the beginning of your upkeep, exile Sphere of Annihilation, all creatures and planeswalkers with mana value less than or equal to the number of void counters on it, and all creature and planeswalker cards in graveyards with mana value less than or equal to the number of void counters on it. |