M:tG card similarity search
4BB · Sorcery
All creatures get -X/-X until end of turn, where X is the greatest mana value of a commander you own on the battlefield or in the command zone.
| Name | Mana | Type | Text |
|---|---|---|---|
| Disciple of the Sun | 4W | Creature — Human Cleric | Lifelink When Disciple of the Sun enters the battlefield, return target permanent card with mana value 3 or less from your graveyard to your hand. 3/3 |
| Citanul Flute | 5 | Artifact | {X}, {T}: Search your library for a creature card with mana value X or less, reveal it, put it into your hand, then shuffle. |
| Vibrating Sphere | 4 | Artifact | As long as it's your turn, creatures you control get +2/+0. As long as it's not your turn, creatures you control get -0/-2. |
| Arni Metalbrow | 2R | Legendary Creature — Human Berserker | Whenever a creature you control attacks or a creature enters the battlefield under your control attacking, you may pay {1}{R}. If you do, you may put a creature card with mana value less than that creature's mana value from your hand onto the battlefield tapped and attacking. 3/3 |
| 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 |
| The Meathook Massacre | XBB | Legendary Enchantment | When The Meathook Massacre enters the battlefield, each creature gets -X/-X until end of turn. Whenever a creature you control dies, each opponent loses 1 life. Whenever a creature an opponent controls dies, you gain 1 life. |
| Visions of Duplicity | 2U | Sorcery | Exchange control of two target creatures you don't control. Flashback {8}{U}{U}. This spell costs {X} less to cast this way, where X is the greatest mana value of a commander you own on the battlefield or in the command zone. (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Calamity of the Titans | 4CC | Sorcery | As an additional cost to cast this spell, reveal a colorless creature card from your hand. Exile each creature and planeswalker with mana value less than the revealed card's mana value. |
| Mental Misstep | U/P | Instant | ({U/P} can be paid with either {U} or 2 life.) Counter target spell with mana value 1. |
| Spell Snare | U | Instant | Counter target spell with mana value 2. |