"Pokemon Tower Defense 4" is an online game where the player tries to catch as many Pokemon as possible. Based on the original Pokemon franchise, the game is the fourth game in the series.
In "Pokemon Power Defense 4," the player first chooses a secret weapon, then tries to keep candy safe from attackers. Much of the game takes place inside a tower, which is used to defend the player and other players from enemies. As the player tries to battle enemies and keep them from invading the tower to steal candy, the player also tries to capture other Pokemon.