M:tG card similarity search
4UU · Creature — Serpent
Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Harbor Serpent can't attack unless there are five or more Islands on the battlefield. 5/5
| Name | Mana | Type | Text |
|---|---|---|---|
| Slaughter | 2BB | Instant | Buyback—Pay 4 life. (You may pay 4 life in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.) Destroy target nonblack creature. It can't be regenerated. |
| Murderous Spoils | 5B | Instant | Destroy target nonblack creature. It can't be regenerated. You gain control of all Equipment that were attached to it. (This effect lasts indefinitely.) |
| Keeper of Keys | 3UU | Creature — Human Rogue Mutant | When Keeper of Keys enters the battlefield, you become the monarch. At the beginning of your upkeep, if you're the monarch, creatures you control can't be blocked this turn. 4/4 |
| Immolating Glare | 1W | Instant | Destroy target attacking creature. |
| Kill Shot | 2W | Instant | Destroy target attacking creature. |
| Rebuke | 2W | Instant | Destroy target attacking creature. |
| Vengeful Strangler | 1B | Creature — Human Rogue | Vengeful Strangler can't block. When Vengeful Strangler dies, return it to the battlefield transformed under your control attached to target creature or planeswalker an opponent controls. 2/1 |
| Cephalid Inkshrouder | 2U | Creature — Cephalid | Discard a card: Cephalid Inkshrouder gains shroud until end of turn and can't be blocked this turn. (A creature with shroud can't be the target of spells or abilities.) 2/1 |
| Knight of the Mists | 2U | Creature — Human Knight | Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.) When Knight of the Mists enters the battlefield, you may pay {U}. If you don't, destroy target Knight and it can't be regenerated. 2/2 |
| Seal of Doom | 2B | Enchantment | Sacrifice Seal of Doom: Destroy target nonblack creature. It can't be regenerated. |