STEP 1:
BUY AK ON THE SPECIAL GEAR VENDOR FOR 236 PHOENIX CREDITS
STEP 2:
CONTINUOUSLY KEEP SWAPPING BETWEEN THE AK AND YOUR OTHER WEAPON FOR LIKE 2 MIN.
STEP 3:
USE A SKILL AND WATCH YOUR DPS
YOU CAN FIND SOME YOUTUBE VIDEOS ALREADY SO.. IMAGINE THE POSSIBILITY IN CHALLENGE MODE INCURSIONS WITH EXPLOSIVE BULLETS ON 1 MILLION+ DMG ..
GAME IS BROKEN BOYSS