M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Changeling Hero | 4W | Creature — Shapeshifter | Changeling (This card is every creature type.) Champion a creature (When this enters the battlefield, sacrifice it unless you exile another creature you control. When this leaves the battlefield, that card returns to the battlefield.) Lifelink (Damage dealt by this creature also causes you to gain that much life.) 4/4 |
| Cacophony Unleashed | 5BB | Enchantment | When Cacophony Unleashed enters the battlefield, if you cast it, destroy all nonenchantment creatures. Whenever Cacophony Unleashed or another enchantment enters the battlefield under your control, until end of turn, Cacophony Unleashed becomes a legendary 6/6 Nightmare God creature with menace and deathtouch. It's still an enchantment. |
| Metamorphosis | G | Sorcery | As an additional cost to cast this spell, sacrifice a creature. Add X mana of any one color, where X is 1 plus the sacrificed creature's mana value. Spend this mana only to cast creature spells. |
| Green Slime | 2G | Creature — Ooze | Flash When Green Slime enters the battlefield, counter target activated or triggered ability from an artifact or enchantment source. If a permanent's ability is countered this way, destroy that permanent. Foretell {G} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.) 2/2 |
| Spreading Algae | G | Enchantment — Aura | Enchant Swamp When enchanted land becomes tapped, destroy it. When Spreading Algae is put into a graveyard from the battlefield, return Spreading Algae to its owner's hand. |
| Blast Zone | Land | Blast Zone enters the battlefield with a charge counter on it. {T}: Add {C}. {X}{X}, {T}: Put X charge counters on Blast Zone. {3}, {T}, Sacrifice Blast Zone: Destroy each nonland permanent with mana value equal to the number of charge counters on Blast Zone. | |
| Arc Runner | 2R | Creature — Elemental Ox | Haste (This creature can attack and {T} as soon as it comes under your control.) At the beginning of the end step, sacrifice Arc Runner. 5/1 |
| Etherium Astrolabe | 2U | Artifact | Flash {B}, {T}, Sacrifice an artifact: Draw a card. |
| Lake of the Dead | Land | If Lake of the Dead would enter the battlefield, sacrifice a Swamp instead. If you do, put Lake of the Dead onto the battlefield. If you don't, put it into its owner's graveyard. {T}: Add {B}. {T}, Sacrifice a Swamp: Add {B}{B}{B}{B}. | |
| Goblin Firestarter | R | Creature — Goblin | Sacrifice Goblin Firestarter: It deals 1 damage to any target. Activate only during your turn, before attackers are declared. 1/1 |