6 cards where the name includes “seal” and the name includes “of” and the rarity is equal to common

Seal of Cleansing (Murders at Karlov Manor Commander #80)

Seal of Cleansing {1}{W}

Enchantment

Sacrifice Seal of Cleansing: Destroy target artifact or enchantment.

“I am the purifier, the light that clears all shadows.”
—Seal inscription

Illustrated by Christopher Moeller

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Seal of Doom (Commander 2015 #135)

Seal of Doom {2}{B}

Enchantment

Sacrifice Seal of Doom: Destroy target nonblack creature. It can’t be regenerated.

“A basilisk’s gaze is effective, but disposing of physical remains is a tiresome task. It’s far more discreet to dissolve one’s victim entirely.”
—Szadek

Illustrated by Ralph Horsley

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Seal of Fire (Duel Decks Anthology: Jace vs. Chandra #50)

Seal of Fire {R}

Enchantment

Sacrifice Seal of Fire: It deals 2 damage to any target.

After the fourth time Chandra left a place engulfed in flames, she decided to just go ahead and make it her thing.

Illustrated by Christopher Moeller

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Seal of Primordium (Time Spiral Remastered #228)

Seal of Primordium {1}{G}

Enchantment

Sacrifice Seal of Primordium: Destroy target artifact or enchantment.

“I am the simplifier, the root that drags all artifice to earth.”
—Seal inscription

Illustrated by Christopher Moeller

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Seal of Removal (Nemesis #42)

Seal of Removal {U}

Enchantment

Sacrifice Seal of Removal: Return target creature to its owner’s hand.

“I am the unraveler, the loosened thread that will not hold.”
—Seal inscription

Illustrated by Christopher Moeller

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Seal of Strength (Eternal Masters #184)

Seal of Strength {G}

Enchantment

Sacrifice Seal of Strength: Target creature gets +3/+3 until end of turn.

When does majestic become ominous?

Illustrated by Noah Bradley

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny

In the blink of an eye, they strode from deep snow to the end of this search.