M:tG card similarity search
1UU · Creature — Jellyfish
Flying Dormant Gomazoa enters the battlefield tapped. Dormant Gomazoa doesn't untap during your untap step. Whenever you become the target of a spell, you may untap Dormant Gomazoa. 5/5
| Name | Mana | Type | Text | 
|---|---|---|---|
| Goblin Dirigible | 6 | Artifact Creature — Construct | Flying Goblin Dirigible doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap Goblin Dirigible. 4/4 | 
| White Dragon | 4WW | Creature — Dragon | Flying Cold Breath — When White Dragon enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step. 4/4 | 
| Back to Basics | 2U | Enchantment | Nonbasic lands don't untap during their controllers' untap steps. | 
| Rimescale Dragon | 5RR | Snow Creature — Dragon | Flying {2}{S}: Tap target creature and put an ice counter on it. ({S} can be paid with one mana from a snow source.) Creatures with ice counters on them don't untap during their controllers' untap steps. 5/5 | 
| Plant Tadpoles | XUU | Sorcery — Adventure | Tap X target creatures. They don't untap during their controllers' next untap steps. (Then exile this card. You may cast the creature later from exile.) | 
| The Ninth Doctor | 1UR | Legendary Creature — Time Lord Doctor | Haste Into the TARDIS — Whenever The Ninth Doctor becomes untapped during your untap step, you get an additional upkeep step after this step. 2/4 | 
| Thousand Moons Infantry | 2W | Creature — Human Soldier | Untap Thousand Moons Infantry during each other player's untap step. 2/4 | 
| Skyline Cascade | Land | Skyline Cascade enters the battlefield tapped. When Skyline Cascade enters the battlefield, target creature an opponent controls doesn't untap during its controller's next untap step. {T}: Add {U}. | |
| Frost Trickster | 2U | Creature — Bird Wizard | Flying When Frost Trickster enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step. 2/2 | 
| Flowstone Armor | 3 | Artifact | You may choose not to untap Flowstone Armor during your untap step. {3}, {T}: Target creature gets +1/-1 for as long as Flowstone Armor remains tapped. |