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 |
|---|---|---|---|
| Impending Disaster | 1R | Enchantment | At the beginning of your upkeep, if there are seven or more lands on the battlefield, sacrifice Impending Disaster and destroy all lands. |
| Icebind Pillar | 2U | Snow Artifact | {S}, {T}: Tap target artifact or creature. ({S} can be paid with one mana from a snow source.) |
| Pacification Array | 1 | Artifact | {2}, {T}: Tap target artifact or creature. |
| Test of Endurance | 2WW | Enchantment | At the beginning of your upkeep, if you have 50 or more life, you win the game. |
| Paladin of Atonement | 1W | Creature — Vampire Knight | At the beginning of each upkeep, if you lost life last turn, put a +1/+1 counter on Paladin of Atonement. When Paladin of Atonement dies, you gain life equal to its toughness. 1/1 |
| Honden of Seeing Winds | 4U | Legendary Enchantment — Shrine | At the beginning of your upkeep, draw a card for each Shrine you control. |
| Zoyowa's Justice | 1R | Instant | The owner of target artifact or creature with mana value 1 or greater shuffles it into their library. Then that player discovers X, where X is its mana value. (They exile cards from the top of their library until they exile a nonland card with that mana value or less. They cast it without paying its mana cost or put it into their hand. They put the rest on the bottom in a random order.) |
| Furnace Brood | 3R | Creature — Elemental | {R}: Target creature can't be regenerated this turn. 3/3 |
| Chlorophant | GGG | Creature — Elemental | At the beginning of your upkeep, you may put a +1/+1 counter on Chlorophant. Threshold — As long as seven or more cards are in your graveyard, Chlorophant has "At the beginning of your upkeep, you may put another +1/+1 counter on Chlorophant." 1/1 |
| Near-Death Experience | 2WWW | Enchantment | At the beginning of your upkeep, if you have exactly 1 life, you win the game. |