Metal Slug Advance (GBA) - Game Boy Advance Longplay - WALTER Ryan Playthrough (NO DEATH RUN) (FULL GAMEPLAY)br br Metal Slug Advance is a run and gun video game for the Game Boy Advance handheld system created by SNK Playmore in 2004.br br Storyline: A survival training camp for new Peregrine Falcon recruits has just begun, where the recruits must survive on an unnamed island with limited supplies and weaponry. However, a large blimp begins to hover above the island, as General Morden's troops parachute down and attempt to build a new base, while successfully capturing many of the new recruits. Players play as either new recruits Walter Ryan or Tyra Elson as the survival training soon becomes a full-fledged assignment for the remaining recruits as they pierce through enemy lines.