-    The third ever Dreamcast preview GD-Rom resides in this issue of DC Magazine. This time around, the masses get to play Dynamite Deka 2 a week before the actual release of the game. The magazine offers coverage of a new dancing, singing game called Super Producers where you audition potential stars, train them, and then unleash their coiffed personas onto the market. Also of note is detailed coverage on the DC version of Street Fighter Zero 3.    Dynamite Deka 2, a 3-D punching, kicking, blasting platformer. Play it now.    Super Producers expands on the Bust a Move genre by adding strategy and tactics to the mix. Here, you play the part of a producer who has to refine and harvest young talent.