Ryan as "Vash" (Trigun) and Kasou as "Alucard" (Hellsing). (No last names provided.)
Fanime Con 2004 part 5: Saturday Afternoon (29-May-2004)
Dakota Schuck as "Hughes" of Full Metal Alchemist, someone else, John Knoch as "Midvalley the Hornfreak" of Trigun, somebody else, and one other.
Fullerton Cosplay Picnic at Hillcrest Park (22-Mar-2009) Part 15
Vash Remixed: Breakdown as Vash the Stampede from Trigun
FanimeCon 2009 part 21: Masquerade Pre-Show (23-May-2009)