Triforce Tetrahedronception

My love from Zelda games and tetrahedrons made me want to build this custom tetrahedron that is formed by four smaller tetrahedrons (so the name Tetrahedronception) and a central octahedron, that makes so that if you look at any side of the polyhedron, you can see the shape of a Triforce!

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Meu amor por jogos do Zelda e por tetraedros me fez ter a vontade de modelar este tetraedro customizado, que é formado por quatro tetraedros menores e um octaedro central, que dá o efeito legal de que