M:tG card similarity search
1RR · Enchantment
{X}, Discard a card with mana value X: Knollspine Invocation deals X damage to any target.
| Name | Mana | Type | Text |
|---|---|---|---|
| Magmaquake | XRR | Instant | Magmaquake deals X damage to each creature without flying and each planeswalker. |
| Pact Weapon | 3B | Artifact — Equipment | As long as Pact Weapon is attached to a creature, you don't lose the game for having 0 or less life. Whenever equipped creature attacks, draw a card and reveal it. The creature gets +X/+X until end of turn and you lose X life, where X is that card's mana value. Equip—Discard a card. |
| Stolen by the Fae | XUU | Sorcery | Return target creature with mana value X to its owner's hand. You create X 1/1 blue Faerie creature tokens with flying. |
| Ascend from Avernus | XWWW | Sorcery | Return all creature and planeswalker cards with mana value X or less from your graveyard to the battlefield. Exile Ascend from Avernus. |
| Monkey Cage | 5 | Artifact | When a creature enters the battlefield, sacrifice Monkey Cage and create X 2/2 green Monkey creature tokens, where X is that creature's mana value. |
| Ancient Brass Dragon | 5BB | Creature — Elder Dragon | Flying Whenever Ancient Brass Dragon deals combat damage to a player, roll a d20. When you do, put any number of target creature cards with total mana value X or less from graveyards onto the battlefield under your control, where X is the result. 7/6 |
| Necropolis | 5 | Artifact Creature — Wall | Defender (This creature can't attack.) Exile a creature card from your graveyard: Put X +0/+1 counters on Necropolis, where X is the exiled card's mana value. 0/1 |
| Narci, Fable Singer | 1WBG | Legendary Creature — Human Bard | Lifelink Whenever you sacrifice an enchantment, draw a card. Whenever the final chapter ability of a Saga you control resolves, each opponent loses X life and you gain X life, where X is that Saga's mana value. 3/3 |
| Subterranean Tremors | XR | Sorcery | Subterranean Tremors deals X damage to each creature without flying. If X is 4 or more, destroy all artifacts. If X is 8 or more, create an 8/8 red Lizard creature token. |
| Niv-Mizzet, Guildpact | WUBRG | Legendary Creature — Dragon Avatar | Flying, hexproof from multicolored Whenever Niv-Mizzet, Guildpact deals combat damage to a player, it deals X damage to any target, target player draws X cards, and you gain X life, where X is the number of different color pairs among permanents you control that are exactly two colors. 6/6 |