Twelve is the magic number for the 64 candidates seeking a berth in the Senate. The list of aspirants is star-studded and consists of six reelectionists (Win Gatchalian, Migz Zubiri, Joel Villanueva, Risa Hontiveros, Dick Gordon and Leila de Lima) and seven former senators (Loren Legarda, Alan Peter Cayetano, Chiz…