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 |
|---|---|---|---|
| Psychic Allergy | 3UU | Enchantment | As Psychic Allergy enters the battlefield, choose a color. At the beginning of each opponent's upkeep, Psychic Allergy deals X damage to that player, where X is the number of nontoken permanents of the chosen color they control. At the beginning of your upkeep, destroy Psychic Allergy unless you sacrifice two Islands. |
| Cutthroat Maneuver | 3B | Instant | Up to two target creatures each get +1/+1 and gain lifelink until end of turn. |
| Gallantry | 1W | Instant | Target blocking creature gets +4/+4 until end of turn. Draw a card. |
| Icatian Lieutenant | WW | Creature — Human Soldier | {1}{W}: Target Soldier creature gets +1/+0 until end of turn. 1/2 |
| Magus of the Vineyard | G | Creature — Human Wizard | At the beginning of each player's precombat main phase, that player adds {G}{G}. 1/1 |
| Helm of the Gods | 1 | Artifact — Equipment | Equipped creature gets +1/+1 for each enchantment you control. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.) |
| Blinkmoth Nexus | Land | {T}: Add {C}. {1}: Blinkmoth Nexus becomes a 1/1 Blinkmoth artifact creature with flying until end of turn. It's still a land. {1}, {T}: Target Blinkmoth creature gets +1/+1 until end of turn. | |
| Grave Sifter | 5G | Creature — Elemental Beast | When Grave Sifter enters the battlefield, each player chooses a creature type and returns any number of cards of that type from their graveyard to their hand. 5/7 |
| Horizon Stone | 5 | Artifact | If you would lose unspent mana, that mana becomes colorless instead. |
| Baldin, Century Herdmaster | 4WW | Legendary Creature — Human Warrior | As long as it's your turn, each creature assigns combat damage equal to its toughness rather than its power. Whenever Baldin, Century Herdmaster attacks, up to one hundred target creatures each get +0/+X until end of turn, where X is the number of cards in your hand. 0/7 |