pbWildBattle(:species,level,result,escape,canlose)
"species" - The internal name of the species of the Pokémon to be encountered. Note the colon before it.
"level" - The level of the Pokémon
"result" - Optional. A Game Variable number in which the outcome of the battle will be recorded (1=won, 2=lost, 3=run, 4=caught, 5=draw).
"escape" - Optional. false if the player is not allowed to flee from the battle (true by default).
"canlose" - Optional. true if the game continues even if the player loses the battle (with the player's party fully healed) (false by default; the player will black out if they lose).