Leona Heidern available from the get-go (no purchase required).The new announcer shouts "Final Mission Start" instead of the Metal Slug 6 announcer.
The Rebels use their old Neo Geo yells.Leona uses a unique death cry rather than using her old King Of Fighters defeat sound.You should fight hordes of Mars People in there. Mars People Hallway: Just like the previous entrance but do not go in the Base.Get in the Base and fight UFOs and tons of soldiers. Instead, go left until you find a Warp Base. Deeper Ruins: When you reach the end of the second part of the stage, it says GO right.Hunter Hideaway: There should be a pitfall/hole before the Di-Cokka and the DANGER barrel.Players can switch characters without quitting back to the challenge list. The Item Collection challenges are replaced by the returning Survival challenge and Super Devil rank. Altered challenges and ranking table in the Combat School mode.Vehicle Slugs' health is increased from three to four hits.It can tear down enemies and machinery with higher damage than grenades. Her Special Action is the Moon Slasher.Leona Heidern as a downloadable character (costs $0.99).Unlike previous games, there is no drop-in multiplayer. Reintrodution of multiplayer mode by using ad hoc and online services.A new announcer bits and pieces of the previous announcers can be heard.Infinite continues to all difficulties.Mission 1 and Mission 6 take place in different times of day.The Ostrich Slug is added in this version. Change in items, Slugs, and enemy placement.Old enemies reappear again such as the Mars People and the Hunters.Rebel Troops reuse their sound effects from Metal Slug 6 (except for Xbox 360/One).Wide (Fullscreen with the graphics stretched).4:3 (Regular aspect ratio with designed borders at left and right of the screen).Additionally, the player can select the aspect ratio of the screen: The screen and graphics are not re-dimensioned anymore, like in the Nintendo DS.