Made for a bounty, THIS LORA IS ONLY FOR ISAAC, YOU WILL HAVE TO USE ANOTHER LORA FOR HIS ARMOR

-Tested with Semi realistic and animated look, Work fine with both, But i got better result with the realistic look, yet again it come down to preferences

-Might need to add in the prompt ( high quality face) for better results or close up, (eyes are messed up from far)

-Reccomand using high res or add detailer lora

For appearance

isaac, brown short hair, tired look, blue eyes, facial hair, beard, bearded, wearing armor, round face, boots, gloves, science fiction,

For better result, put it to 1