Anger Point

 is a Pokémon ability introduced in the fourth generation. It raises attack when hit by a critical attack

Description
When Pokémon with Anger Point get hit by a critical hit, their Attack gets increased to its maximum at +6 stage regardless of the current attack stat. In the fourth generation, it would activate when it hits a substitute. This was fixed in later generations

Pokémon with Ability

 * Mankey
 * Primeape
 * Tauros

As a Hidden Ability

 * Camerupt
 * Sandile
 * Krokorok
 * Krookodile
 * Crabrawler
 * Crabominable