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 |
|---|---|---|---|
| Virulent Swipe | B | Instant | Target creature gets +2/+0 and gains deathtouch until end of turn. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.) |
| Coat with Venom | B | Instant | Target creature gets +1/+2 and gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.) |
| Lash of Thorns | B | Instant | Target creature gets +2/+1 and gains deathtouch until end of turn. |
| Status | B/G | Instant | Target creature gets +1/+1 and gains deathtouch until end of turn. |
| Incubation Druid | 1G | Creature — Elf Druid | {T}: Add one mana of any type that a land you control could produce. If Incubation Druid has a +1/+1 counter on it, add three mana of that type instead. {3}{G}{G}: Adapt 3. (If this creature has no +1/+1 counters on it, put three +1/+1 counters on it.) 0/2 |
| Strength in Numbers | 1G | Instant | Until end of turn, target creature gains trample and gets +X/+X, where X is the number of attacking creatures. |
| Blighted Burgeoning | 2G | Enchantment — Aura | Enchant land When Blighted Burgeoning enters the battlefield, incubate 2. (Create an Incubator token with two +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.) Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color. |
| Toxic Deluge | 2B | Sorcery | As an additional cost to cast this spell, pay X life. All creatures get -X/-X until end of turn. |
| Drakestown Forgotten | 4B | Creature — Zombie | Drakestown Forgotten enters the battlefield with X +1/+1 counters on it, where X is the number of creature cards in all graveyards. {2}{B}, Remove a +1/+1 counter from Drakestown Forgotten: Target creature gets -1/-1 until end of turn. 0/0 |
| Tahngarth's Rage | R | Enchantment — Aura | Enchant creature Enchanted creature gets +3/+0 as long as it's attacking. Otherwise, it gets -2/-1. |