Magni Dezmond & Noir Vesper are both virtual youtubers & talent's belong to Cover Corps' talent agency Hololive Production

Their wiki entries on the vtuber wiki:

They have now been absent for 1 month without explanation from the company they're contracted under

This market resolves YES if either talent streams or has any online presence that is unambiguously them

This market resolves NO if the company confirms they will not be returning

Otherwise N/A