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 |
|---|---|---|---|
| Blizzard Strix | 4U | Snow Creature — Bird | Flash Flying When Blizzard Strix enters the battlefield, if you control another snow permanent, exile target permanent other than Blizzard Strix. Return that card to the battlefield under its owner's control at the beginning of the next end step. 3/2 |
| 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 |
| Magmatic Core | 2RR | Enchantment | Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) At the beginning of your end step, Magmatic Core deals X damage divided as you choose among any number of target creatures, where X is the number of age counters on it. |
| Gravity Sphere | 2R | World Enchantment | All creatures lose flying. |
| Folk of An-Havva | G | Creature — Human | Whenever Folk of An-Havva blocks, it gets +2/+0 until end of turn. 1/1 |
| Seasoned Dungeoneer | 3W | Creature — Human Warrior | When Seasoned Dungeoneer enters the battlefield, you take the initiative. Whenever you attack, target attacking Cleric, Rogue, Warrior, or Wizard gains protection from creatures until end of turn. It explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on the creature, then put the card back or put it into your graveyard.) 3/4 |
| Night Revelers | 4R | Creature — Vampire | Night Revelers has haste as long as an opponent controls a Human. 4/4 |
| Mystic Decree | 2UU | World Enchantment | All creatures lose flying and islandwalk. |
| Serene Sunset | XG | Instant | Prevent all combat damage X target creatures would deal this turn. |
| Garenbrig Squire | 1G | Creature — Human Soldier | Whenever you cast a creature spell that has an Adventure, Garenbrig Squire gets +1/+1 until end of turn. (It doesn't need to have gone on the adventure first.) 2/2 |