|Alternate names||Atomic ray, Radioactive fire, Blue Heat ray, Atomic breath.|
|Users||All Godzillas, Minilla, Godzilla Junior, Megaguirus (With Godzilla's energy).|
|Similar abilites||Spiral heat ray|
The Radioactive ray is the signature weapon for Godzilla in all series.
First, he charges energy and his dorsal fins begins to glow and then he fires a energy beam from his mouth and push,damage or kill the opponent.
- Spiral heat ray-a more powerful version used whenever Godzilla has Rodan's energy or has getting stronger.
- Super Spiral heat ray-the second version of Spiral heat ray.
- Smoke rings-an weak version used by Minya.
- Energy bubbles-an weaker attack used by Godzilla Junior as Little Godzilla.
- The radioactive beam in the first movie is more smoke-like.
- The only monster besides all Godzilla's who is using the ray is Megaguirus.
- In Godzilla vs. Destoroyah the beam is orange, but it is not a Spiral heat ray due to that the spirals are missing.