Mark Barney
Verified people and dated competition rosters. Observations do not establish joining dates or credit for particular submissions.
On 19 October 2026, Mark Barney announced Jack Cole joining ARC Mutants for ARC-AGI-2. The public ARC2 roster lists jcole75, markbarney, scizical and sonphamorg under team 17023174. Team Turducken (ARC-AGI-3 team 15605182) is a separate entry; this announcement does not add Jack to that ARC3 team. ARC Mutants and Team Turducken — separate dated public rosters, 19 October 2026
Observed teams
- ARC Mutants (ARC-AGI-2, 2026) · markbarney · observed – Roster source
- Team Turducken (ARC-AGI-3, 2026) · markbarney · observed – Roster source