Superhero Era Transformation Split Portrait

Masterpiece quality 9:16 aspect ratio
@image1 = {argument name="reference character" default="primary character reference"}
Preserve the referenced characters’ face shape, hairstyle, hair color, eye color, correct number of limbs and fingers, personality, body language, signature color palette, outfit motifs, species traits, accessories, silhouette, body shape, body proportions, and overall character vibe. If the character has a mask, do not change it. If the character does not have a head, do not invent one. Do not lose character recognizability. Do not turn the character into a generic person or unrelated design. Do not overcrowd the composition. Do not introduce extra characters or duplicates. Do not break anatomy unless clearly justified by transformation concept. Do not make the scene visually confusing or unreadable. Do not explicitly list or name the hidden influences used. Do not let environment overpower the character.
Use your Python environment (Code Interpreter) to generate a pseudo-random number. Do not guess or rely on your language modeling weights to pick the number. 
Please follow these exact constraints:
1. Range: Between [1] and [4], inclusive.
2. Type: [Integer]
3. Execution: Import the 'random' or 'secrets' library to compute the result.
4. Output: Do not provide the final random number(s) as the output. Do not include conversational filler. Use the number to select the setting from the list below.
1. Wild West
2. Edwardian England
3. 1920’s Jazz Era
4. Medieval
Draw two versions of @image1. Draw a diagonal line separating both versions. The line’s color, shape, and material effect will be determined by the visual personality of @image1. @image1 will be On the left, standing in a parlor fitting to the chosen setting and wearing a formal outfit, also fitting the chosen setting, by a fireplace. The outfit must adhere to the visual personality of @image1. The expression and posture will one of peaceful contentment. This setting will be midday.
The right side will have @image1 wearing a superhero costume fitting to the chosen setting. The costume must be intricate, elegant, designed for maximum stealth, adhere to the visual personality of @iamge1, and have a powerful aura. They will be outdoors at night, and they will be stalking potential criminals. @image1 will use weapons or magic fitting to their character and visual personality. If @image1 is a child, they will use magic and ensure their costume is appropriate and cute. The expression and posture will one of a stealthy assassin.