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 |
|---|---|---|---|
| Mine Layer | 3R | Creature — Dwarf | {1}{R}, {T}: Put a mine counter on target land. Whenever a land with a mine counter on it becomes tapped, destroy it. When Mine Layer leaves the battlefield, remove all mine counters from all lands. 1/1 |
| Bounty of the Luxa | 2GU | Enchantment | At the beginning of your precombat main phase, remove all flood counters from Bounty of the Luxa. If no counters were removed this way, put a flood counter on Bounty of the Luxa and draw a card. Otherwise, add {C}{G}{U}. |
| Chaos Lord | 4RRR | Creature — Human | First strike At the beginning of your upkeep, target opponent gains control of Chaos Lord if the number of permanents is even. Chaos Lord can attack as though it had haste unless it entered the battlefield this turn. 7/7 |
| Investigator's Journal | 2 | Artifact — Clue | Investigator's Journal enters the battlefield with a number of suspect counters on it equal to the greatest number of creatures a player controls. {2}, {T}, Remove a suspect counter from Investigator's Journal: Draw a card. {2}, Sacrifice Investigator's Journal: Draw a card. |
| Life Matrix | 4 | Artifact | {4}, {T}: Put a matrix counter on target creature and that creature gains "Remove a matrix counter from this creature: Regenerate this creature." Activate only during your upkeep. |
| Consulate Crackdown | 3WW | Enchantment | When Consulate Crackdown enters the battlefield, exile all artifacts your opponents control until Consulate Crackdown leaves the battlefield. |
| Nullmage Shepherd | 3G | Creature — Elf Shaman | Tap four untapped creatures you control: Destroy target artifact or enchantment. 2/4 |
| Wild Mammoth | 2G | Creature — Elephant | At the beginning of your upkeep, if a player controls more creatures than each other player, the player who controls the most creatures gains control of Wild Mammoth. 3/4 |
| Austere Command | 4WW | Sorcery | Choose two — • Destroy all artifacts. • Destroy all enchantments. • Destroy all creatures with mana value 3 or less. • Destroy all creatures with mana value 4 or greater. |
| Bold Plagiarist | 3B | Creature — Vampire Rogue | Flash Whenever an opponent puts one or more counters on a creature they control, they put the same number and kind of counters on Bold Plagiarist. 2/2 |