chefs - Segagaga (Sega - Dreamcast - 2001)
Ariel: Crystal Densetsu, Game Gear.
turn-based strategy RPG known in the West as Crystal Warriors
(Sega - 1991)
Dragon Wang (Sega - SG-1000 - 1985)
In case you’re wondering, the name comes from the protagonist Wang.
According to the original post, the photos are of a guide printed up in Beep! magazine.
Alex Kidd: The Lost Stars, Master System.
(Sega - 1988)
■SEGA "Bonanza Bros." (Arcade) Flyer■
head boss - Segagaga (Sega - Dreamcast - 2001)
possibly Takashi Iizuka?
Illbleed (Sega - Dreamcast - 2001)
I did some gifs for this a long time ago here.
■SEGA "Line of Fire" (Arcade) Flyer■
It is here if you want to see and a lot of goods,
a larger image and more!→http://retrogamegoods.com/
Mazin Saga aka Mazin Wars (Sega/Vic Tokai - Mega Drive - 1993)
Ad for Mazin Saga: Mutant Fighter for the Genesis/Megadrive.
Megadrive Fan magazine, March 1993.