The Invisible VFX Effects of RVX in House of the Dragon

Published on January 08, 2026 | Translated from Spanish
RVX visual effects in House of the Dragon, showing Harrenhal castle with fog and atmospheric details.

When the Invisible Works Magic: RVX and Its Hidden Art in Westeros

The Icelandic studio RVX didn't need dragons to leave its mark on House of the Dragon. With over 200 visual effects shots, they proved that sometimes what you don't see is the most important. (Yes, that emoji is a nod to the Targaryens).

Their work focused on Harrenhal, that castle that seems like a metaphor for the winter electricity bill. They reconstructed staircases, ruins, and even swamps with such detail it would make a maester cry. They used 3D matte painting and Nuke to integrate every digital crack as if it were real. 🏰

The trick isn't in the spectacular, but in making you believe that wall has been crumbling for centuries... even though it was rendered yesterday.

Effects You Feel (Even If You Don't Notice Them)

Among their most subtle contributions:

The curious thing is that their work doesn't draw attention, and that's the greatest compliment. When you see a scene in Harrenhal and feel the weight of centuries... that's where RVX was. Probably between sips of Icelandic coffee and curses in node (with affection). ☕

Lessons for VFX Artists

Their approach demonstrates that:

So the next time you watch House of the Dragon, pay attention to the shadows, the digital moss, and that feeling of abandonment... and remember: someone spent weeks making the old look authentically old. VFX ironies: work for months to make it seem like you didn't work. 🎭