123zc is a YouTuber and a former team member and manager of the SiIvaGunner channel.
On October 29, 2016, 123zc started making videos on his YouTube channel explaining the lore of SiIvagunner, with the first being about the Reboot, particularly of the ARG that went along during that period. He would later make more videos, explaining things like Green de la Bean and The SilvaGunner Spooktacular Halloween Horror Special.
He has received over a million views on his channel, mainly due to the SiIvaGunner Explained series. As of April 2018, the SiIvaGunner Explained series contains 24 episodes. However, as of him becoming a backroom member, the series has been mostly dormant.
- See also: Category:123zc
He has made contributions to the channel such as "Ending - Club Penguin", "Reveal Trailer - Call of Duty: Black Ops IIII", "An AWESOME Announcement!", "Doctor Louie's Interior - The SpongeBob SquarePants Movie", and his Chills impressions in "Testimony - Yoshi Commits Tax Fraud" and "Nyx - Persona 3".
- "SiIvaGunner Explained" - YouTube playlist of the series
- "123zc" - YouTube playlist of 123zc's contributions