Checkerboard

Where it was sold

Multiple channels

How we know: a source confirms presence in this channel.

Applies to

the full 200-card base set of 2018-19 Optic

Notes

Three configurations named in one annotation, spanning two enum values (blaster, mega) plus a SKU with no enum value (Multi-Pack), so channel=multi - the value channel_taxonomy.csv defines as "asserts availability across more than one". Tier page: https://www.tcdb.com/ViewSet.cfm/sid/197245/2018-19-Donruss-Optic-Checkerboard . Serial evidence rests on a within-parent positive discriminative test run on ONE endpoint in three directions: Checklist.cfm?PageIndex=2 renders the literal token "SN199" on every row of Orange (https://www.tcdb.com/Checklist.cfm/sid/197336/2018-19-Donruss-Optic-Orange?PageIndex=2), the literal token "PR20" on every row of White Sparkle Prizm (https://www.tcdb.com/Checklist.cfm/sid/282777/2018-19-Donruss-Optic-White-Sparkle-Prizm?PageIndex=2), and NO token on any row of Holo (https://www.tcdb.com/Checklist.cfm/sid/197297/2018-19-Donruss-Optic-Holo?PageIndex=2). Set inventory and per-set Notes: https://www.tcdb.com/Inserts.cfm/sid/191579/2018-19-Donruss-Optic (corroborated under a second URL https://www.tcdb.com/Inserts.cfm/sid/191579/2018-19-Panini-Donruss-Optic?sort=0). Independent parallel list with print runs: https://www.checklistcenter.com/2018-19-donruss-optic-basketball/