M:tG card similarity search
1U · Creature — Siren
Flash Flying When Threnody Singer enters the battlefield, target creature an opponent controls gets -X/-0 until end of turn, where X is your devotion to blue. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.) 1/3
| Name | Mana | Type | Text |
|---|---|---|---|
| Minthara of the Absolute | 2WB | Legendary Creature — Elf Cleric | Starting intensity 0 Creatures you control get +X/+0, where X is Minthara of the Absolute's intensity. Whenever one or more permanents you control leave the battlefield, cards you own named Minthara of the Absolute intensify by 1. This ability triggers only once each turn. 2/4 |
| Hammerheim | Legendary Land | {T}: Add {R}. {T}: Target creature loses all landwalk abilities until end of turn. | |
| Consumptive Goo | BB | Creature — Ooze | {2}{B}{B}: Target creature gets -1/-1 until end of turn. Put a +1/+1 counter on Consumptive Goo. 1/1 |
| Descent into Avernus | 2R | Enchantment | At the beginning of your upkeep, put two descent counters on Descent into Avernus. Then each player creates X Treasure tokens and Descent into Avernus deals X damage to each player, where X is the number of descent counters on Descent into Avernus. |
| Ludevic, Necrogenius | UB | Legendary Creature — Human Wizard | Whenever Ludevic, Necrogenius enters the battlefield or attacks, mill a card. {X}{U}{U}{B}{B}, Exile X creature cards from your graveyard: Transform Ludevic. X can't be 0. Activate only as a sorcery. 2/3 |
| Glen Elendra Pranksters | 3U | Creature — Faerie Wizard | Flying Whenever you cast a spell during an opponent's turn, you may return target creature you control to its owner's hand. 1/3 |
| Naya | Plane — Alara | You may play any number of lands on each of your turns. Whenever chaos ensues, target red, green, or white creature you control gets +1/+1 until end of turn for each land you control. | |
| Archfiend of Spite | 5BB | Creature — Demon | Flying Whenever a source an opponent controls deals damage to Archfiend of Spite, that source's controller loses that much life unless they sacrifice that many permanents. Madness {3}{B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) 6/6 |
| Ravenous Rats | 1B | Creature — Rat | When Ravenous Rats enters the battlefield, target opponent discards a card. 1/1 |
| Giant Shark | 5U | Creature — Shark | Giant Shark can't attack unless defending player controls an Island. Whenever Giant Shark blocks or becomes blocked by a creature that has been dealt damage this turn, Giant Shark gets +2/+0 and gains trample until end of turn. When you control no Islands, sacrifice Giant Shark. 4/4 |