M:tG card similarity search
3R · Enchantment
At the beginning of each upkeep, count the number of permanents. If the number is odd, until end of turn, red creatures get +1/+1 and whenever a player taps a Mountain for mana, that player adds an additional {R}. If the number is even, until end of turn, red creatures get -1/-1 and if a player taps a Mountain for mana, that Mountain produces colorless mana instead of any other type.
| Name | Mana | Type | Text |
|---|---|---|---|
| Kitsune Loreweaver | 1W | Creature — Fox Cleric | {1}{W}: Kitsune Loreweaver gets +0/+X until end of turn, where X is the number of cards in your hand. 2/1 |
| Planar Despair | 3BB | Sorcery | Domain — All creatures get -1/-1 until end of turn for each basic land type among lands you control. |
| Downsize | U | Instant | Target creature you don't control gets -4/-0 until end of turn. Overload {2}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.") |
| Dauntless Unity | 1W | Instant | Kicker {1}{W} (You may pay an additional {1}{W} as you cast this spell.) Creatures you control get +1/+1 until end of turn. If this spell was kicked, those creatures get +2/+1 until end of turn instead. |
| Riptide Island | Plane — Dominaria | When you planeswalk to Riptide Island and at the beginning of your upkeep, create two 1/1 colorless Sliver creature tokens. Whenever chaos ensues, Slivers you control gain haste and get +X/+X until end of turn, where X is the number of Slivers you control. | |
| Muscle Burst | 1G | Instant | Target creature gets +X/+X until end of turn, where X is 3 plus the number of cards named Muscle Burst in all graveyards. |
| 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. */* |
| The Conundrum of Bowls | 2UU | Enchantment — Saga | (As this Saga enters and after your draw step add a lore counter. Sacrifice after III.) I — Seek a card with mana value less than the number of cards in your hand. II — Seek a card with mana value greater than the number of cards in your hand. III — Count the number of cards in your hand. You may cast a spell with mana value equal to that number from your hand without paying its mana cost. |
| Deal Gone Bad | 3B | Instant | Target creature gets -3/-3 until end of turn. Target player mills three cards. (They put the top three cards of their library into their graveyard.) |
| Ulcerate | B | Instant | Target creature gets -3/-3 until end of turn. You lose 3 life. |