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 |
|---|---|---|---|
| Master Thief | 2UU | Creature — Human Rogue | When Master Thief enters the battlefield, gain control of target artifact for as long as you control Master Thief. 2/2 |
| Kiora Bests the Sea God | 5UU | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Create an 8/8 blue Kraken creature token with hexproof. II — Tap all nonland permanents target opponent controls. They don't untap during their controller's next untap step. III — Gain control of target permanent an opponent controls. Untap it. |
| Kefnet's Monument | 3 | Legendary Artifact | Blue creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, target creature an opponent controls doesn't untap during its controller's next untap step. |
| Rhox Bodyguard | 3GW | Creature — Rhino Monk Soldier | Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) When Rhox Bodyguard enters the battlefield, you gain 3 life. 2/3 |
| Pure Intentions | W | Instant — Arcane | Whenever a spell or ability an opponent controls causes you to discard cards this turn, return those cards from your graveyard to your hand. When a spell or ability an opponent controls causes you to discard Pure Intentions, return Pure Intentions from your graveyard to your hand at the beginning of the next end step. |
| Echoing Equation | 3UU | Sorcery | Choose target creature you control. Each other creature you control becomes a copy of it until end of turn, except those creatures aren't legendary. |
| Go for Blood | 1R | Sorcery | Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.) Cycling {1} ({1}, Discard this card: Draw a card.) |
| Gluetius Maximus | 3GG | Creature — Beast | As Gluetius Maximus enters the battlefield, an opponent chooses one of your fingers. (Thumbs are fingers, too.) When the chosen finger isn't touching Gluetius Maximus, sacrifice Gluetius Maximus. 5/5 |
| Obsidian Acolyte | 1W | Creature — Human Cleric | Protection from black {W}: Target creature gains protection from black until end of turn. 1/1 |
| Soaring Hope | 4W | Enchantment — Aura | Enchant creature When Soaring Hope enters the battlefield, you gain 3 life. Enchanted creature has flying. {W}: Put Soaring Hope on top of its owner's library. |