M:tG card similarity search
| Name | Mana | Type | Text | 
|---|---|---|---|
| Pacification Array | 1 | Artifact | {2}, {T}: Tap target artifact or creature. | 
| Echoing Ruin | 1R | Sorcery | Destroy target artifact and all other artifacts with the same name as that artifact. | 
| Opposition | 2UU | Enchantment | Tap an untapped creature you control: Tap target artifact, creature, or land. | 
| Nullmage Shepherd | 3G | Creature — Elf Shaman | Tap four untapped creatures you control: Destroy target artifact or enchantment. 2/4 | 
| Iceberg Titan | Artifact Creature — Golem | Whenever Iceberg Titan attacks, you may tap or untap target artifact or creature. 6/6 | |
| Kill Switch | 3 | Artifact | {2}, {T}: Tap all other artifacts. They don't untap during their controllers' untap steps for as long as Kill Switch remains tapped. | 
| Trickster Mage | U | Creature — Human Spellshaper | {U}, {T}, Discard a card: You may tap or untap target artifact, creature, or land. 1/1 | 
| Reality Ripple | 1U | Instant | Target artifact, creature, or land phases out. (While it's phased out, it's treated as though it doesn't exist. It phases in before its controller untaps during their next untap step.) | 
| Metallurgeon | 1W | Artifact Creature — Human Artificer | {W}, {T}: Regenerate target artifact. 1/2 | 
| Spectral Guardian | 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 |