Demon Heart Origami Detailed Step-by-Step Tutorial with Illustrated Folding Methods

This is a black devil angel heart origami, It looks very creative, let’s learn it together!
First of all, materials and tools:
Colored paper
Devil Angel origami step-by-step method:
Step 1:

You need a square piece of two-color paper
Step 2:

Fold the two corners in half as shown
Step 3:

Turn over to the other side and fold in half
Step 4

Hold according to the crease
Step 5

In this way, you can get the basic shape of a double triangle
Step 6

Fold the triangle vertex and the long side in half
Step 7

Fold the vertex to the polyline in the previous step
Step 8

Fold the small triangle folded in the above step
Step 9

Fold a paper layer along the middle line
Step 10

Expand and flatten it in the middle and it will look like this
Step 11

Fold the front paper layer (this picture is a top view)
Step 12

Turn over to the other side and fold down the other layer of paper that has not been folded. Layer
Step 13

Fold a layer of paper along the long side of the triangle along the center line
Step 14

Arrange and flatten
Step 15

Fold the paper layers on both sides towards the middle
Sixteen steps