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 |
|---|---|---|---|
| Karmic Justice | 2W | Enchantment | Whenever a spell or ability an opponent controls destroys a noncreature permanent you control, you may destroy target permanent that opponent controls. |
| Sleeper Agent | B | Creature — Phyrexian Minion | When Sleeper Agent enters the battlefield, target opponent gains control of it. At the beginning of your upkeep, Sleeper Agent deals 2 damage to you. 3/3 |
| Maraxus of Keld | 4RR | Legendary Creature — Human Warrior | Maraxus of Keld's power and toughness are each equal to the number of untapped artifacts, creatures, and lands you control. */* |
| Ley Line | 3G | Enchantment | At the beginning of each player's upkeep, that player may put a +1/+1 counter on target creature of their choice. |
| Overwhelming Intellect | 4UU | Instant | Counter target creature spell. Draw cards equal to that spell's mana value. |
| Abolish | 1WW | Instant | You may discard a Plains card rather than pay this spell's mana cost. Destroy target artifact or enchantment. |
| Planewide Disaster | Phenomenon | When you encounter Planewide Disaster, destroy all creatures. (Then planeswalk away from this phenomenon.) | |
| Qumulox | 6UU | Creature — Beast | Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Flying 5/4 |
| Insist | G | Sorcery | The next creature spell you cast this turn can't be countered. Draw a card. |
| Phyrexian Etchings | BBB | Enchantment | Cumulative upkeep {B} (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 end step, draw a card for each age counter on Phyrexian Etchings. When Phyrexian Etchings is put into a graveyard from the battlefield, you lose 2 life for each age counter on it. |