Use C4D in the prompt to trigger the style. Samples and prompts (all use seed 9119):

a pretty cute little girl with curly ponytail hair, detailed face, bow, holding her tennis gameboy up, northern sky, walking by the city, blue sky, vast clouds

c4d,cute,3D,1girl,jellyfish,full body,forest,smile, masterpiece, best quality,

c4d a basket full of cherries, grass by wess anderson, high quality

C4D close-up, star-shaped_pupils, big eyes anime girl dark hair

C4D a lemon themed hamburger, high quality

3DCuteWave merged with GameIcons3D and the C4D Lora to achieve this style!

Original pages:

https://civitai.com/models/92695/xp-3d-c4d3d-style-on-midjourney (Lora)

Model A: GameIcons3D

LoRA: C4D

Output: GameIcons3DC4D

Model A: GameIcons3DC4D

Model B: 3DCuteWave

Output: XP3D