BlazeStrengthens Fire moves to inflict 1.5× damage at 1/3 max HP or less.
diamond pearlemerald
Pokédex
The fire on the tip of its tail is a measure of its life. If healthy, its tail burns intensely.
The flame that burns at the tip of its tail is an indication of its emotions. The flame wavers when CHARMANDER is happy, and blazes when it is enraged.