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 |
|---|---|---|---|
| Bludgeon Brawl | 2R | Enchantment | Each noncreature, non-Equipment artifact is an Equipment with equip {X} and "Equipped creature gets +X/+0," where X is that artifact's mana value. |
| Perilous Iteration | RG | Sorcery | Seek a card with mana value 2 or less and a card with mana value 3 or greater. Discard those cards at the beginning of your next turn's end step. |
| Power Leak | 1U | Enchantment — Aura | Enchant enchantment At the beginning of the upkeep of enchanted enchantment's controller, that player may pay any amount of mana. Power Leak deals 2 damage to that player. Prevent X of that damage, where X is the amount of mana that player paid this way. |
| Displacement Wave | XUU | Sorcery | Return all nonland permanents with mana value X or less to their owners' hands. |
| Inferno Project | 6R | Creature — Elemental | Trample Inferno Project enters the battlefield with X +1/+1 counters on it, where X is the total mana value of instant and sorcery cards in your graveyard. 0/0 |
| Silver Scrutiny | XUU | Sorcery | You may cast Silver Scrutiny as though it had flash if X is 3 or less. Draw X cards. |
| Abandon Hope | X1B | Sorcery | As an additional cost to cast this spell, discard X cards. Look at target opponent's hand and choose X cards from it. That player discards those cards. |
| Time Machine | 5 | Artifact | {T}: Exile Time Machine and target nontoken creature you own. Return them to the battlefield at the beginning of your upkeep on your turn X in the next game you play with one of your opponents in this game, where X is the mana value of the exiled creature. |
| Sword of the Ages | 6 | Artifact | Sword of the Ages enters the battlefield tapped. {T}, Sacrifice Sword of the Ages and any number of creatures you control: Sword of the Ages deals X damage to any target, where X is the total power of the creatures sacrificed this way, then exile Sword of the Ages and those creature cards. |
| Aether Mutation | 3GU | Sorcery | Return target creature to its owner's hand. Create X 1/1 green Saproling creature tokens, where X is that creature's mana value. |