Great gift idea for a significant other and can be modified to be a keychain as well by adding a 4mm hole diagonally through the heart. Studs are offset to allow for the hands of the brick characters to clasp one another. Can be used with or without the legs depending on brick character height.
You will need x4 8x3mm round magnets or smaller!
Requires a Layer Pause for 8x3mm round magnets to be inserted. You may also use magnets of other sizes. Make sure to use some adhesive or resin to adhere the magnets to prevent them from magnetizing to the print head.
Printed with the following settings for standard PLA: