4 cards where the name includes “signet” and the text includes “{u}”

Azorius Signet {2}
Artifact
{1}, {T}: Add {W}{U}.
The maze-like design embodies the core of Azorius law—strict structure designed to test wills and stall change.
Illustrated by Raoul Vitale
- Standard
- Not Legal
- Alchemy
- Not Legal
- Pioneer
- Not Legal
- Explorer
- Not Legal
- Modern
- Legal
- Brawl
- Not Legal
- Legacy
- Legal
- Historic
- Not Legal
- Vintage
- Legal
- Pauper
- Legal
- Commander
- Legal
- Penny
- Not Legal

Dimir Signet {2}
Artifact
{1}, {T}: Add {U}{B}.
An emblem of a secret guild, the Dimir insignia is seen only by its own members—and the doomed.
Illustrated by Raoul Vitale
- Standard
- Not Legal
- Alchemy
- Not Legal
- Pioneer
- Not Legal
- Explorer
- Not Legal
- Modern
- Legal
- Brawl
- Not Legal
- Legacy
- Legal
- Historic
- Not Legal
- Vintage
- Legal
- Pauper
- Legal
- Commander
- Legal
- Penny
- Legal

Izzet Signet {2}
Artifact
{1}, {T}: Add {U}{R}.
The Izzet signet is redesigned often, each time becoming closer to a vanity portrait of Niv-Mizzet.
Illustrated by Raoul Vitale
- Standard
- Not Legal
- Alchemy
- Not Legal
- Pioneer
- Not Legal
- Explorer
- Not Legal
- Modern
- Legal
- Brawl
- Not Legal
- Legacy
- Legal
- Historic
- Not Legal
- Vintage
- Legal
- Pauper
- Legal
- Commander
- Legal
- Penny
- Legal

Simic Signet {2}
Artifact
{1}, {T}: Add {G}{U}.
For the Simic Combine, its sigil serves not as an emblem of honor but as a trademark. Its familiar image on any biological commodity attests to superb craftsmanship, ingenious innovation, and higher cost.
Illustrated by Mike Sass
- Standard
- Not Legal
- Alchemy
- Not Legal
- Pioneer
- Not Legal
- Explorer
- Not Legal
- Modern
- Legal
- Brawl
- Not Legal
- Legacy
- Legal
- Historic
- Not Legal
- Vintage
- Legal
- Pauper
- Legal
- Commander
- Legal
- Penny
- Legal
The message was clear to Sorin—time to search for something else.