M:tG card similarity search
1U · Instant
Choose one or both — • Return target creature you control to its owner's hand. That card perpetually gains "This spell costs {1} less to cast." • Return target creature you don't control to its owner's hand. That card perpetually gains "This spell costs {1} more to cast."
| Name | Mana | Type | Text |
|---|---|---|---|
| Shatter the Source | 5R | Instant | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Choose one — • Shatter the Source deals 6 damage to target creature, planeswalker, or battle. • Destroy target artifact. |
| Scour the Laboratory | 4UU | Instant | Delirium — This spell costs {2} less to cast if there are four or more card types among cards in your graveyard. Draw three cards. |
| Creature Guy | 3G | Creature — Beast | Gotcha — If an opponent says "creature" or "guy," you may say "Gotcha!" When you do, return Creature Guy from your graveyard to your hand. 3/3 |
| Nantuko Slicer | 2GG | Creature — Insect | Kicker {B} When Nantuko Slicer enters the battlefield, return target card from your graveyard to your hand. If this spell was kicked, conjure a duplicate of target card in an opponent's graveyard into your hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell." 3/2 |
| Trinisphere | 3 | Artifact | As long as Trinisphere is untapped, each spell that would cost less than three mana to cast costs three mana to cast. (Additional mana in the cost may be paid with any color of mana or colorless mana. For example, a spell that would cost {1}{B} to cast costs {2}{B} to cast instead.) |
| Cemetery Prowler | 1GG | Creature — Wolf | Vigilance Whenever Cemetery Prowler enters the battlefield or attacks, exile a card from a graveyard. Spells you cast cost {1} less to cast for each card type they share with cards exiled with Cemetery Prowler. 3/4 |
| Windscouter | 3U | Creature — Human Scout | Flying When Windscouter attacks or blocks, return it to its owner's hand at end of combat. (Return it only if it's on the battlefield.) 3/3 |
| Agatha of the Vile Cauldron | RG | Legendary Creature — Human Warlock | Activated abilities of creatures you control cost {X} less to activate, where X is Agatha of the Vile Cauldron's power. This effect can't reduce the mana in that cost to less than one mana. {4}{R}{G}: Other creatures you control get +1/+1 and gain trample and haste until end of turn. 1/1 |
| Serum Snare | 1U | Instant | Return target nonland permanent to its owner's hand. If that permanent had mana value 3 or less, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) |
| Nyxborn Behemoth | 10GG | Enchantment Creature — Beast | This spell costs {X} less to cast, where X is the total mana value of noncreature enchantments you control. Trample {1}{G}, Sacrifice another enchantment: Nyxborn Behemoth gains indestructible until end of turn. 10/10 |