Strange I just left the arena, 6:30 PM EDT Saturday (primetime), and the Bishops outnumbered the Rooks.
Plus if you don't want to defend against superior numbers, go Knight with 3 or 4 guys and start to take fields in the rear area of Rooks. Thats the beauty of a 3 front war.
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Vermillion
WB's: (verm--), *MOL*, Men of Leisure, Goldlandia
AW's: (verm) ACCS, Aerial Crowd Control Services, Cland