Question

Is wailord really the biggest pokemon?

Answer 1

Wailord IS The Longest, But Groudon is The Heaviest

Comments

sorry, i know this was before sun/moon was known, but now cosmoem is the heaviest.(it's kinda like a black hole!)

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And it's tied with Celesteela.

Answer 2

As of Sword and Shield, Eternatus is now the biggest.