|Meringue Junior||The Movie Monster Game (1986)||
The son of Mister Meringue, he is essentially a small version of the monster with blue overalls. His father comes to his rescue after he is taken by the humans.
|Sphectra Junior||The Movie Monster Game (1986)||
Sphectra's son, a defenceless green grub. He was taken by the humans, and his father saved him.
|Glog Junior||The Movie Monster Game (1986)||
While the army was fighting The Glog, they managed to blast a part off of him. They brought the piece back to the city where it quickly regenerated into a new being, essentially a smaller version of the Glog. His father came to rescue him.
|Mechatron Junior||The Movie Monster Game (1986)||
Despite the failure that was Mechatron, the military scientists continued to work on giant robots for war. Attempting to play it safe this time, they made the new robot smaller in size. However, as soon as he was turned on, he linked up with his "father", who immediately came to free him from the humans.
|Tarantus Junior||The Movie Monster Game (1986)||
While exploring Tarantus' massive web, scientists found his egg sack and brought i back to the city. There, one of the eggs hatched. The baby began crying, alerting his father who came to the rescue.
|Matango hives||Godzilla: Monster of Monsters! (1988)||Massive hives of the Matango mushroom taller than Godzilla appear through the game. They shoot bullets at the player's monster while up to two spore monsters spawn from it, also shooting and attempting to swarm the player. Once the hive takes enough damage, the spores will stop spawning and the hive will start shooting bigger bullets in a diferent pattern until defeated. Though functionally the same, three types appear through the game:
|Unnamed plant stage monsters||Godzilla: Monster of Monsters! (1988)||The plant stages of Earth, Jupiter, Pluto, and Planet X are filled with plant-based monster in addition to the Xiliens' forces. A total of seven different types appear:
|Unnamed fire birds||Godzilla: Monster of Monsters! (1988)||Fire birds populate the volcano levels of Earth, Mars, Pluto, and Planet X. When first seen, they are in a fireball, and once the player monster gets close, the ball explodes, revealing a fiery bird that immediately begins shooting slow homing fireballs at the player. They are easily dispatched by a few hits.
|Godzilla's family||Godzilla-kun: Great Monster March (1990)||Members of Godzlla's family can be encounered through the game. They are:
|Bijira (ビジラ Bijira)|
Pilot1 "A Friend in Need"
Pilot2 "The Key to the City"
01a "Under the Volcano" 01b "The Treasure Trap"
02a "The Horror of Mondo Island" 02b"Dr. Who"
03b"The African Bees"
04b"The Space Men"
05a "The Jinx of the Sphinx" 05b "The Greeneyed Monster"
06a "The Top of the World" 06b "The Golden Temple"
07a "The Electric Circle"
07b "Mirror of Destruction"
08a "Tiger Tiger"
08b "The Vise of Dr. Who"
09a "King Kong's House"
10a "The Giant Sloths"
10b "The Legend of Loch Ness"
11a "Dr. Bone"
11b "No Man's Snowman"
12a "The Desert Pirates"
12b "Command Performance"
13a "The Sea Surrounds Us"
13b "Show Biz"
14a "The Wizard of Overlord"
14b "Perilous Porpoise"
15a "The Trojan Horse"
15b "The Man from K.O.N.G."
16a "Caribbean Cruise"
16b "Diver's Dilemma"
17a "The Great Sun Spots"
17b "Kong is Missing"
18a "In the Land of the Giant Trees"
18b "Captain Kong"
19a "Statue of Liberty Play"
19b "Pandora's Box"
20a "The Thousand Year Knockout"
20b "Desert City"
21a "Eagle Squadron"
21b "The Kong of Stone"
22a "Murderer's Maze"
22b "The Great Gold Strike"
23a "It Wasn't There Again Today"
23b "The Mad Whale"
24a "The King Kong Diamond"
24b "Anchors Away"