Flavor Text

Red/Blue Leaf Green This Pokémon is vulnerable to attack while its shell is soft, exposing its weak and tender body.

Yellow Hardens its shell to protect itself. However, a large impact may cause it to pop out of its shell.

Fire Red Even though it is encased in a sturdy shell, the body inside is tender. It can't withstand a harsh attack.

Gold Inside the shell, it is soft and weak as it prepares to evolve. It stays motionless in its shell.

Silver It prepares for evolution by hardening its shell as much as possible to protect its soft body.

Crystal This is its pre-evolved form. At this stage, it can only harden, so it remains motionless to avoid attack.

Ruby/Sapphire The shell covering this Pokémon's body is as hard as an iron slab. Metapod does not move very much. It stays still because it is preparing its soft innards for evolution inside the hard shell.

Emerald Its shell is as hard as an iron slab. A Metapod does not move very much because it is preparing its soft innards for evolution inside the shell.