Resident Evil 5 maintained its lead as the top title in unaided consumer awareness, as 10.6% of respondents cited the game in Nielsen’s latest weekly Video Game Tracking survey. Buzz around the game has remained strong, even three weeks after its March 13 release. Guitar Hero: Metallica moved up two spots to take second place at 7.7%, likely due to its March 29 release date and the rock band’s Rock And Roll Hall of Fame induction. The recently released Halo offshoot, Halo Wars, took third with 7.1% of respondents identifying …