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 |
|---|---|---|---|
| Troyan, Gutsy Explorer | 1GU | Legendary Creature — Vedalken Scout | {T}: Add {G}{U}. Spend this mana only to cast spells with mana value 5 or greater or spells with {X} in their mana costs. {U}, {T}: Draw a card, then discard a card. 1/3 |
| Pygmy Hippo | GU | Creature — Hippo | Whenever Pygmy Hippo attacks and isn't blocked, you may have defending player activate a mana ability of each land they control and lose all unspent mana. If you do, Pygmy Hippo assigns no combat damage this turn and at the beginning of your next main phase this turn, you add an amount of {C} equal to the amount of mana that player lost this way. 2/2 |
| Festering March | 3BB | Sorcery | Creatures your opponents control get -1/-1 until end of turn. Exile Festering March with three time counters on it. Suspend 3—{2}{B} (Rather than cast this card from your hand, you may pay {2}{B} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.) |
| Burning Sun's Fury | 1R | Instant | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Up to two target creatures each get +2/+0 and gain haste until end of turn. |
| Kithkin Zephyrnaut | 2W | Creature — Kithkin Soldier | Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Kithkin Zephyrnaut, you may reveal it. If you do, Kithkin Zephyrnaut gets +2/+2 and gains flying and vigilance until end of turn. 2/2 |
| Agadeem Occultist | 2B | Creature — Human Shaman Ally | {T}: Put target creature card from an opponent's graveyard onto the battlefield under your control if its mana value is less than or equal to the number of Allies you control. 0/2 |
| Treefolk Seedlings | 2G | Creature — Treefolk | Treefolk Seedlings's toughness is equal to the number of Forests you control. 2/* |
| Samut's Sprint | R | Instant | Target creature gets +2/+1 and gains haste until end of turn. Scry 1. |
| Wild Evocation | 5R | Enchantment | At the beginning of each player's upkeep, that player reveals a card at random from their hand. If it's a land card, the player puts it onto the battlefield. Otherwise, the player casts it without paying its mana cost if able. |
| Doomwake Giant | 4B | Enchantment Creature — Giant | Constellation — Whenever Doomwake Giant or another enchantment enters the battlefield under your control, creatures your opponents control get -1/-1 until end of turn. 4/6 |