Guildmaster

The term guildmaster, or guild leader, may refer to several (groups of) characters in the Ravnica storyline, each presiding at a certain moment over one of the ten guilds:

Azorius Senate (Grand Arbiters)

• Azor I
• Augustin IV (deceased)
• Leonos II
• Isperia the Inscrutable

Boros Legion

• Razia, Boros Archangel
• Vinrenn
• Aurelia

House Dimir

• Szadek, Lord of Secrets
• Lazav

Golgari Swarm

• Svogthir (recurring)
• Sisters of Stone Death
• Savra, Queen of the Golgari (deceased)
• Jarad

Gruul Clans

• Cisarzim, the Lord of Chaos
• Unofficially Borborygmos being the leader of the most powerful clan is treated as such.

Izzet League

• Niv-Mizzet, the Firemind

Orzhov Syndicate

• The Obzedat

Cult of Rakdos

• Rakdos

Selesnya Conclave

• Mat'Selesnya
• The Chorus of the Conclave, currently represented by Trostani, dryad triumvirate

Simic Combine

• Momir Vig, Simic Visionary (deceased)
• Zegana