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 |
|---|---|---|---|
| Ravenous Vampire | 3BB | Creature — Vampire | Flying At the beginning of your upkeep, you may sacrifice a nonartifact creature. If you do, put a +1/+1 counter on Ravenous Vampire. If you don't, tap Ravenous Vampire. 3/3 |
| Screeching Phoenix | 4RR | Creature — Phoenix | Flying {2}{R}: Creatures you control get +1/+0 until end of turn. 4/4 |
| Echoing Deeps | Land — Cave | You may have Echoing Deeps enter the battlefield tapped as a copy of any land card in a graveyard, except it's a Cave in addition to its other types. {T}: Add {C}. | |
| Fear of Death | 1U | Enchantment — Aura | Enchant creature When Fear of Death enters the battlefield, mill two cards. (Put the top two cards of your library into your graveyard.) Enchanted creature gets -X/-0, where X is the number of cards in your graveyard. |
| Fendeep Summoner | 4B | Creature — Treefolk Shaman | {T}: Up to two target Swamps each become 3/5 Treefolk Warrior creatures in addition to their other types until end of turn. 3/5 |
| Lapis Orb of Dragonkind | 2U | Artifact | {T}: Add {U}. When you spend this mana to cast a Dragon creature spell, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.) |
| Curse of the Bloody Tome | 2U | Enchantment — Aura Curse | Enchant player At the beginning of enchanted player's upkeep, that player mills two cards. |
| Two-Headed Dragon | 4RR | Creature — Dragon | Flying Menace (This creature can't be blocked except by two or more creatures.) Two-Headed Dragon can block an additional creature each combat. {1}{R}: Two-Headed Dragon gets +2/+0 until end of turn. 4/4 |
| Sylvan Yeti | 2GG | Creature — Yeti | Sylvan Yeti's power is equal to the number of cards in your hand. */4 |
| Ovika, Enigma Goliath | 5UR | Legendary Creature — Phyrexian Nightmare | Flying Ward—{3}, Pay 3 life. Whenever you cast a noncreature spell, create X 1/1 red Phyrexian Goblin creature tokens, where X is the mana value of that spell. They gain haste until end of turn. 6/6 |