One that is a fair weather friend that isn't even interesting to try to draft around
That said, in order to have access to all of Magics Extort cards, you do need an Orzhov color identity
Orfeo, the Boulder Ognis, the Dragon's Lash Prossh, Skyraider of Kher Rebuild the City Riveteers Ascendancy Riveteers Charm Riveteers Confluence Sangrite Backlash Scarland Thrinax Sek'Kuar, Deathkeeper Shattergang Brothers Slimefoot and Squee Soul of Windgrace Sprouting Thrinax Szarel, Genesis Shepherd Thantis, the Warweaver The Beamtown Bullies The Reaper, King No More Unleash the Inferno Vaevictis Asmadi Vaevictis Asmadi, the Dire Vazi, Keen Negotiator Venom, Lethal Protector Viggo, End of Ig's Crossing Violent Ultimatum Wasitora, Nekoru Queen Winter, Misanthropic Guide Xira Arien Xira, the Golden Sting Yurlok of Scorch Thrash Ziatora's Envoy Ziatora, the Incinerator
They all have Guttersnipe, Young Pyromancer, spells like Cyclonic Rift, or Cryptic Command, and so forth, as well as cheap Tutors like Mystical Tutor and Demonic Tutor all over
Vulnerability: As a 1/1 creature, Goblin Matron is susceptible to removal spells and combat damage
Get to know the color pie