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 |
|---|---|---|---|
| Sever Soul | 3BB | Sorcery | Destroy target nonblack creature. It can't be regenerated. You gain life equal to its toughness. |
| Heartmender | 2G/WG/W | Creature — Elemental | At the beginning of your upkeep, remove a -1/-1 counter from each creature you control. Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.) 2/2 |
| Clockwork Gnomes | 4 | Artifact Creature — Gnome | {3}, {T}: Regenerate target artifact creature. 2/2 |
| Bane of Progress | 4GG | Creature — Elemental | When Bane of Progress enters the battlefield, destroy all artifacts and enchantments. Put a +1/+1 counter on Bane of Progress for each permanent destroyed this way. 2/2 |
| Priest of Yawgmoth | 1B | Creature — Phyrexian Human Cleric | {T}, Sacrifice an artifact: Add an amount of {B} equal to the sacrificed artifact's mana value. 1/2 |
| Vendetta | B | Instant | Destroy target nonblack creature. It can't be regenerated. You lose life equal to that creature's toughness. |
| Hungry Hungry Heifer | 2G | Creature — Cow | At the beginning of your upkeep, you may remove a counter from a permanent you control. If you don't, sacrifice Hungry Hungry Heifer. 3/3 |
| Rise of the Eldrazi | 9CCC | Sorcery | This spell can't be countered. Destroy target permanent. Target player draws four cards. Take an extra turn after this one. Exile Rise of the Eldrazi. |
| Feral Thallid | 3GGG | Creature — Fungus | At the beginning of your upkeep, put a spore counter on Feral Thallid. Remove three spore counters from Feral Thallid: Regenerate Feral Thallid. 6/3 |
| Dissenter's Deliverance | 1G | Instant | Destroy target artifact. Cycling {G} ({G}, Discard this card: Draw a card.) |