That is because even short digital effects sequences often require highly advanced technical knowledge and months of work.
A problem occurred with the effects sequence of the rocketship crash in the first chapter.
Most of the effects sequences were planned using low-resolution computer-generated animatics.
The visual effects sequences were created and designed by Industrial Light & Magic.
Steadicams are also used in special effects sequences.
There are some short special effects sequences too.
For example, in an action thriller, an expensive special effects sequence of a dam bursting might be called the "money shot" of the film.
Industrial Light & Magic provided the visual effects sequences.
The Bird-of-Prey's travel through time was one of the most difficult effects sequences of the film.
They asked Enzo if he would direct the special effects sequences and cut it with the stock footage using a split-screen method.