M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Helm of Possession | 4 | Artifact | You may choose not to untap Helm of Possession during your untap step. {2}, {T}, Sacrifice a creature: Gain control of target creature for as long as you control Helm of Possession and Helm of Possession remains tapped. |
| Shackles | 2W | Enchantment — Aura | Enchant creature Enchanted creature doesn't untap during its controller's untap step. {W}: Return Shackles to its owner's hand. |
| Seeker of Skybreak | 1G | Creature — Elf | {T}: Untap target creature. 2/1 |
| Brine Elemental | 4UU | Creature — Elemental | Morph {5}{U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Brine Elemental is turned face up, each opponent skips their next untap step. 5/4 |
| Merieke Ri Berit | WUB | Legendary Creature — Human | Merieke Ri Berit doesn't untap during your untap step. {T}: Gain control of target creature for as long as you control Merieke Ri Berit. When Merieke Ri Berit leaves the battlefield or becomes untapped, destroy that creature. It can't be regenerated. 1/1 |
| Island Fish Jasconius | 4UUU | Creature — Fish | Island Fish Jasconius doesn't untap during your untap step. At the beginning of your upkeep, you may pay {U}{U}{U}. If you do, untap Island Fish Jasconius. Island Fish Jasconius can't attack unless defending player controls an Island. When you control no Islands, sacrifice Island Fish Jasconius. 6/8 |
| Forsaken City | Land | Forsaken City doesn't untap during your untap step. At the beginning of your upkeep, you may exile a card from your hand. If you do, untap Forsaken City. {T}: Add one mana of any color. | |
| The Savant | Hero | Exile The Savant: Tap all creatures your opponents control. Those creatures don't untap during their controllers' next untap steps. | |
| Sunstrike Legionnaire | 1W | Creature — Human Soldier | Sunstrike Legionnaire doesn't untap during your untap step. Whenever another creature enters the battlefield, untap Sunstrike Legionnaire. {T}: Tap target creature with mana value 3 or less. 1/2 |
| Reveille Squad | 2WW | Creature — Human Rebel | Whenever one or more creatures attack you, if Reveille Squad is untapped, you may untap all creatures you control. 3/3 |