1
-Setting
Mad professor, his beautiful daughter and an army of evolved mani's androids.
-Actual composition
 Yerles warmage\claymore focused on guns or an xbow with changed sprite, probably riding a bike, maybe a custom npc for a bike.
 Daughter is little girl>witch as healer/debuff removal/spammer of water and lightning bolts
 Androids spam fire a volley and stuck out in 3 or 4 tag teams. All pets have staff with 'enhances throwing stones' attribute with some hightech sprite and a metal stone with sprite changed to something energy-based.
Meme is almost century-old but dont mind this. Maybe add customized for setting platinum song-spamming pet for a tag with a witch. Or make witch ride her daddy har har.

2
-Setting
Somewhat mad witch with her cat familiar.
-Actual composition
Elea wizard or warmage(latter least likely) aiming for meteor spam and black cat(girl) turned into unstoppable melee killing machine.
3
-Setting
Wastelander on a bike with a pet.
-Actual composition
Goblin warmage uses xbow or some weapon for two hand, and magic based on magic devices, rocket launcher, trismagistus.
Bike may or may not be a custom npc, Bike probably focuses on survival buffs and uses charge MA attack occasionally.
Pet is fire dragon child spamming fireballs and shadow step.

4.
-Setting
Knight with an army of manhunting rabbits.
-Actual composition
Eulderna warmage with sword & board and heavy armor, an army of red-eyed rabbits spamming timestop with custom ai. Less cheating option, an army of vopal bunnies. Monty python is a bit old as well, though.