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 |
|---|---|---|---|
| Serra Advocate | 3W | Creature — Angel | Flying {T}: Target attacking or blocking creature gets +2/+2 until end of turn. 2/2 |
| Wicked Reward | 1B | Instant | As an additional cost to cast this spell, sacrifice a creature. Target creature gets +4/+2 until end of turn. |
| Ben-Ben, Akki Hermit | 2RR | Legendary Creature — Goblin Shaman | {T}: Ben-Ben, Akki Hermit deals damage to target attacking creature equal to the number of untapped Mountains you control. 1/1 |
| Belbe, Corrupted Observer | BG | Legendary Creature — Phyrexian Zombie Elf | At the beginning of each player's postcombat main phase, that player adds {C}{C} for each of your opponents who lost life this turn. (Damage causes loss of life.) 2/2 |
| Luminous Guardian | 3W | Creature — Human Nomad | {W}: Luminous Guardian gets +0/+1 until end of turn. {2}: Luminous Guardian can block an additional creature this turn. 1/4 |
| Redcap Raiders | 2R | Creature — Goblin Warrior | Whenever Redcap Raiders attacks, you may tap an untapped non-Human creature you control. If you do, Redcap Raiders gets +1/+1 and gains trample until end of turn. 3/2 |
| Zanam Djinn | 5U | Creature — Djinn | Flying Zanam Djinn gets -2/-2 as long as blue is the most common color among all permanents or is tied for most common. 5/6 |
| Ledev Champion | 1GW | Creature — Elf Knight | Whenever Ledev Champion attacks, you may tap any number of untapped creatures you control. Ledev Champion gets +1/+1 until end of turn for each creature tapped this way. {3}{G}{W}: Create a 1/1 white Soldier creature token with lifelink. 2/2 |
| Ivory Guardians | 4WW | Creature — Giant Cleric | Protection from red Creatures named Ivory Guardians get +1/+1 as long as an opponent controls a nontoken red permanent. 3/3 |
| Disturbing Conversion | 1U | Enchantment — Aura | Flash Enchant creature When Disturbing Conversion enters the battlefield, each player mills two cards. Enchanted creature gets -X/-0, where X is the number of cards in its controller's graveyard. |