M:tG card similarity search
3B · Enchantment
When Marchesa's Decree enters the battlefield, you become the monarch. Whenever a creature attacks you or a planeswalker you control, that creature's controller loses 1 life.
| Name | Mana | Type | Text |
|---|---|---|---|
| Obelisk Spider | 1BG | Creature — Spider | Reach Whenever Obelisk Spider deals combat damage to a creature, put a -1/-1 counter on that creature. Whenever you put one or more -1/-1 counters on a creature, each opponent loses 1 life and you gain 1 life. 1/4 |
| Pox | BBB | Sorcery | Each player loses a third of their life, then discards a third of the cards in their hand, then sacrifices a third of the creatures they control, then sacrifices a third of the lands they control. Round up each time. |
| Sanctuary Warden | 4WW | Creature — Angel Soldier | Flying Sanctuary Warden enters the battlefield with two shield counters on it. Whenever Sanctuary Warden enters the battlefield or attacks, you may remove a counter from a creature or planeswalker you control. If you do, draw a card and create a 1/1 green and white Citizen creature token. 5/5 |
| Tolsimir, Friend to Wolves | 2GGW | Legendary Creature — Elf Scout | When Tolsimir, Friend to Wolves enters the battlefield, create Voja, Friend to Elves, a legendary 3/3 green and white Wolf creature token. Whenever a Wolf enters the battlefield under your control, you gain 3 life and that creature fights up to one target creature you don't control. 3/3 |
| Better Than One | GW | Sorcery | A person outside the game becomes your teammate. (Choose any number of cards in your hand, on top of your library, or on the battlefield under your control. Those cards become your teammate's hand, library, and permanents, respectively.) |
| Torment of Hailfire | XBB | Sorcery | Repeat the following process X times. Each opponent loses 3 life unless that player sacrifices a nonland permanent or discards a card. |
| Staff of the Mind Magus | 3 | Artifact | Whenever you cast a blue spell or an Island enters the battlefield under your control, you gain 1 life. |
| Suffer the Past | XB | Instant | Exile X target cards from target player's graveyard. For each card exiled this way, that player loses 1 life and you gain 1 life. |
| Case of the Gateway Express | 1W | Enchantment — Case | When this Case enters the battlefield, choose target creature you don't control. Each creature you control deals 1 damage to that creature. To solve — Three or more creatures attacked this turn. (If unsolved, solve at the beginning of your end step.) Solved — Creatures you control get +1/+0. |
| Guardians of Oboro | 2U | Creature — Moonfolk Samurai | Defender Modified creatures you control can attack as though they didn't have defender. (Equipment, Auras you control, and counters are modifications.) 3/4 |