Here are 4 workflows that contain the node LatentBlend:

1.

Size: 12752 bytes

URL: https://github.com/iamkaikai/ComfyUI-workflow/blob/c6c3083843bd578302f77cd551707cb1c1eb3c66/xy-plot-lora-workflow.json

2.

Size: 23343 bytes

URL: https://github.com/0x384c0/scripts/blob/2f01ca23a3e6e55813340878cf73ba6db363a39d/other/ComfyUI/img2vid%20animdiff.json

3.

Size: 105548 bytes

URL: https://github.com/ComfyWorkflows/ComfyUI-Launcher/blob/bb6690462780abecaa733814d02f8ccee1b0a829/server/test-workflows/site-if-animator/impactframes__if_animator_comfyworkflows.json

4.

Size: 123166 bytes

URL: https://github.com/builtwithai/cuim/blob/bf141cf70e73499cff39d78c1868dcd86d3a375a/workflows/sdxlallin1.json