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 |
|---|---|---|---|
| Festering Wound | 1B | Enchantment — Aura | Enchant creature At the beginning of your upkeep, you may put an infection counter on Festering Wound. At the beginning of the upkeep of enchanted creature's controller, Festering Wound deals X damage to that player, where X is the number of infection counters on Festering Wound. |
| Demon of Fate's Design | 4BB | Enchantment Creature — Demon | Flying, trample Once during each of your turns, you may cast an enchantment spell by paying life equal to its mana value rather than paying its mana cost. {2}{B}, Sacrifice another enchantment: Demon of Fate's Design gets +X/+0 until end of turn, where X is the sacrificed enchantment's mana value. 6/6 |
| Tribal Forcemage | 1G | Creature — Elf Wizard | Morph {1}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Tribal Forcemage is turned face up, creatures of the creature type of your choice get +2/+2 and gain trample until end of turn. 1/1 |
| Kari Zev's Expertise | 1RR | Sorcery | Gain control of target creature or Vehicle until end of turn. Untap it. It gains haste until end of turn. You may cast a spell with mana value 2 or less from your hand without paying its mana cost. |
| Sensation Gorger | 1RR | Creature — Goblin Shaman | Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Sensation Gorger, you may reveal it. If you do, each player discards their hand, then draws four cards. 2/2 |
| Forsaken Thresher | Artifact Creature — Construct | At the beginning of your precombat main phase, add one mana of any color. 5/5 | |
| Martial Impetus | 2W | Enchantment — Aura | Enchant creature Enchanted creature gets +1/+1 and is goaded. (It attacks each combat if able and attacks a player other than you if able.) Whenever enchanted creature attacks, each other creature that's attacking one of your opponents gets +1/+1 until end of turn. |
| Orb of Dreams | 3 | Artifact | Permanents enter the battlefield tapped. |
| Black Oak of Odunos | 2B | Creature — Zombie Treefolk | Defender {B}, Tap another untapped creature you control: Black Oak of Odunos gets +1/+1 until end of turn. 0/5 |
| Omnath, Locus of All | WUB/PRG | Legendary Creature — Phyrexian Elemental | If you would lose unspent mana, that mana becomes black instead. At the beginning of your precombat main phase, look at the top card of your library. You may reveal that card if it has three or more colored mana symbols in its mana cost. If you do, add three mana in any combination of its colors and put it into your hand. If you don't reveal it, put it into your hand. 4/4 |