Cookie Clicker with Python version 0.0.4

#Simple Clicker Game! version 0.0.4
#Code by GameNationRDF Have fun :) ..
#More achievements to be added in the future updates!
#GUI is Work In Progress..

from tkinter import *
import time

master = Tk()

click = 0
mult = 1

def buttonCommand():
    global click
    global mult
    click += 1*(mult)
    print (click)
    for i in range(23):
        print ("")

    #Acihevements and Bonus clicks

    if click == 100:
        print ('''Achievement Unlocked: Junior Clicker!
BONUS 100!''')
        click += 100

    elif click == 500:
        print ('''Achievement Unlocked: Little Ninja Clicks!
BONUS 200!''')
        click += 200

    elif click == 900:
        print ('''Achievement Unlocked: Legit Ninja!
DOUBLE CLICKS!''')
        mult = 2

    elif click == 1500:
        print ('''Achievement Unlocked: Click Ninja Master!
QUAD CLICKS!''')
        mult = 4

    elif click == 3000:
        print ('''Achievement Unlocked:  Jackie Chan Style!
8 TIMES THE CLICKS!''')


button = Button(master, text="Click!", command=buttonCommand)
button.pack()
master.title("Clicker! v0.0.4")
master.geometry("%sx%s+%s+%s" % (200,32,512,512))
mainloop()

#Changelog:

        # -New achievements added.