Assault Suit games in order

All 4 games of the Assault Suit series in the order they came out, from Assault Suit Leynos (1990) to Assault Suit Leynos (2015).

1. 
   Assault Suit LeynosGenesis, Wii · Nippon Computer Systems, Masaya
   5916 Mar
2. 
   Assault Suits Valken 2SNES, PS1, PSP +2 · Nippon Computer Systems
   18 Dec
3. 
   Assault Suit Leynos 2Saturn · Nippon Computer Systems
   17 Feb
4. 
   Assault Suit LeynosPS4, PC · Rising Star Games (pub.)
   6923 Dec