M:tG card similarity search
2WW · Creature — Spirit
As long as Spectral Guardian is untapped, noncreature artifacts have shroud. (They can't be the targets of spells or abilities.) 2/3
| Name | Mana | Type | Text | 
|---|---|---|---|
| Blinkmoth Infusion | 12UU | Instant | Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Untap all artifacts. | 
| Rubinia Soulsinger | 2GWU | Legendary Creature — Faerie | You may choose not to untap Rubinia Soulsinger during your untap step. {T}: Gain control of target creature for as long as you control Rubinia and Rubinia remains tapped. 2/3 | 
| Storage Matrix | 3 | Artifact | As long as Storage Matrix is untapped, each player chooses artifact, creature, or land during their untap step. That player can untap only permanents of the chosen type this step. | 
| Hivis of the Scale | 3RR | Legendary Creature — Viashino Shaman | You may choose not to untap Hivis of the Scale during your untap step. {T}: Gain control of target Dragon for as long as you control Hivis and Hivis remains tapped. 3/4 | 
| 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. | 
| Clock of Omens | 4 | Artifact | Tap two untapped artifacts you control: Untap target artifact. | 
| Battered Golem | 3 | Artifact Creature — Golem | Battered Golem doesn't untap during your untap step. Whenever an artifact enters the battlefield, you may untap Battered Golem. 3/2 | 
| Drumbellower | 2W | Creature — Spirit | Flying Untap all creatures you control during each other player's untap step. 2/1 | 
| Hisoka's Guard | 1U | Creature — Human Wizard | You may choose not to untap Hisoka's Guard during your untap step. {1}{U}, {T}: Target creature you control other than Hisoka's Guard has shroud for as long as Hisoka's Guard remains tapped. (It can't be the target of spells or abilities.) 1/1 | 
| 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. |