Godzilla
Godzilla's regenerative abilities border on the miraculous. The creature has survived nuclear detonations, oxygen destroyer weapons, absolute zero temperatures, and being dropped into volcanic magma. His cellular structure incorporates radiation absorption mechanisms that would fascinate oncologists if they weren't too busy fleeing. Each apparent death merely constitutes a narrative inconvenience before the inevitable resurrection.
The monster's psychological resilience proves equally remarkable. Despite decades of being attacked by increasingly ridiculous kaiju adversaries, military ordnance, and the occasional giant moth, Godzilla maintains his territorial instincts and regal bearing without apparent PTSD symptoms.
Spongebob
As a Porifera, SpongeBob benefits from remarkable biological advantages. He can regenerate from virtually any physical trauma, survive being dehydrated to a crisp, and reform after being squeezed through improbably small spaces. The character has been flattened, shredded, exploded, and dissolved across 25 seasons, each time reconstituting with his optimism mysteriously intact.
More impressively, SpongeBob demonstrates extraordinary emotional resilience. Despite Patrick's stupidity, Squidward's contempt, Mr Krabs's exploitation, and the existential horror of working in fast food for eternity, he maintains genuine enthusiasm for existence. This psychological durability exceeds anything Godzilla has demonstrated.
VERDICT
Both specimens display remarkable survival capabilities. However, SpongeBob's combination of physical regeneration and psychological immunity to despair edges out Godzilla's merely physical invulnerability.