. . . . "Ninja Academy"@en . . . "Ninja Academy is the Specialty Building for the Ninja Monkey. It costs File:Monkey Dollar.png750 to purchase its first upgrade and it also increases the cost of Sniper Monkeys by 5%. This Specialty Building was added in an update to Bloons TD 5 on 21st June, 2012."@en . . . "Ninja Academy is the Specialty Building for the Ninja Monkey. It costs File:Monkey Dollar.png750 to purchase its first upgrade and it also increases the cost of Sniper Monkeys by 5%. This Specialty Building was added in an update to Bloons TD 5 on 21st June, 2012."@en . . .