Simplify the following text for a Grade 6 native English-speaking person.
Original: Charizard is also the version mascot of PokÃ mon Red and FireRed versions , and makes an appearance on the boxarts of many other PokÃ mon games . During an interview , PokÃ mon Company president Tsunekazu Ishihara said that they knew Charizard would be popular with North Americans , because they like strong , powerful characters .
Simplified: Charizard has made appearances in many other PokÃ mon games .