Here is the full list of all 14 TankZone Battle achievements.
Kill with Mammoth
Kill with Triple
Kill with Heavy 88mm
Kill with Extreme Gas
Kill with EMP
Kill with Gas
Kill with Heavy 125mm
Kill with Sentry 15mm
Kill with Medium 65mm
Kill with Medium 55mm
Kill with Double 45mm
Kill with Light 45mm
Use smoke
Use mine