M:tG card similarity search
1BB · Creature — Horror
When Hidden Horror enters the battlefield, sacrifice it unless you discard a creature card. 4/4
| Name | Mana | Type | Text |
|---|---|---|---|
| Selkie Hedge-Mage | 2G/U | Creature — Merfolk Wizard | When Selkie Hedge-Mage enters the battlefield, if you control two or more Forests, you may gain 3 life. When Selkie Hedge-Mage enters the battlefield, if you control two or more Islands, you may return target tapped creature to its owner's hand. 2/2 |
| Waterfront Bouncer | 1U | Creature — Merfolk Spellshaper | {U}, {T}, Discard a card: Return target creature to its owner's hand. 1/1 |
| Riftsweeper | 1G | Creature — Elf Shaman | When Riftsweeper enters the battlefield, choose target face-up exiled card. Its owner shuffles it into their library. 2/2 |
| Run Afoul | G | Instant | Target opponent sacrifices a creature with flying. |
| Desecrated Earth | 4B | Sorcery | Destroy target land. Its controller discards a card. |
| Quicksilver Lapidary | UR | Creature — Phyrexian Artificer | When Quicksilver Lapidary enters the battlefield, conjure a card named Mox Opal into your hand. 1/1 |
| Sparkcaster | 2RG | Creature — Kavu | When Sparkcaster enters the battlefield, return a red or green creature you control to its owner's hand. When Sparkcaster enters the battlefield, it deals 1 damage to target player or planeswalker. 5/3 |
| Talas Explorer | 1U | Creature — Human Pirate Scout | Flying When Talas Explorer enters the battlefield, look at target opponent's hand. 1/1 |
| Valakut, the Molten Pinnacle | Land | Valakut, the Molten Pinnacle enters the battlefield tapped. Whenever a Mountain enters the battlefield under your control, if you control at least five other Mountains, you may have Valakut, the Molten Pinnacle deal 3 damage to any target. {T}: Add {R}. | |
| Octo Opus | 3UU | Enchantment | When Octo Opus enters the battlefield, create a 4/4 blue Octopus Performer creature token named Contortionist with "At the beginning of your upkeep, you may fold this token in half." (It becomes 2/2, then 1/1, ½/½, and so on.) Sacrifice Octo Opus: Draw a card and an additional card for each of Contortionist's folds. |