Zemina

Background
Zemina was a South Korean video game developer founded in 1981. They are infamous for their unlicensed copies of numerous games including Super Mario Bros., Double Dragon, Street Fighter, and many more. The company has produced most of these games for the MSX and some for the Master System. In 1992, the company closed down.

1st Logo (1987)
Visuals: Same as the 1987 Konami logo except said company is replaced with "zemina" in a stylized font. The "i"'s dot is a plus symbol.

Technique: 8-bit animation.

Audio: None.

Availability: Seen on their earliest games such as Nemesis 2 and Penguin Adventure either for the Master System or MSX.

2nd Logo (1987)
Visuals: On a black background, three halves of the logo from before in slide from both sides of the screen: the top and bottom of which come from the left and the other from the right. When they form the logo, the logo rapidly blinks with several portions of it cut off.

Technique: 8-bit animation.

Audio: None.

Availability: Only seen on Brother Adventure for MSX.

3rd Logo (1987-1990)
Visuals: An in-credit logo, it consists of the company name in white and a nearly identical appearance than before. Next to it are three slashes colored, , and. The former slash has a short line sticking out on the top left.

Variants:
 * On Super Boy 3, the company name appears underneath the symbol and the copyright year.
 * On  Flashpoint , after the symbol appears, the company name and "EARTHDRAGON", both in an 8-bit font, type in below.
 * On Double Dragon for MSX, the symbol is in a -- gradient.

Technique: A sprite-based graphic.

Audio: The opening theme of the game.

Availability: First seen on Brother Adventure and later appeared on Super Boy 3, Flashpoint, and Double Dragon, all for MSX.

4th Logo (1991)
Visuals: On a black background, a small spark of light bursts, cutting straight to the symbol from before. To the right, the text from before with a trademark symbol on the top right wipe in through its three halves.

Variant:  Won-Si-In  features the symbol in a brighter shade of, , and and the text is in a different font

Technique: 8-bit animation.

Audio: None.

Availability: Seen on Cyborg Z and Won-Si-In, both for Master System.

5th Logo (1992)
Visuals: On a black background, the symbol from before with the slashes in, lime green, and dodger blue respectively, falls down, briefly shaking up and down after making contact with the ground. It then scrolls to the left and freezes. Following this, the company name from before in and a brown shadow fades in.

Technique: 8-bit animation.

Audio: None.

Availability: Only seen on Magic Kid Goo Goo for Famicom.