Manufactory Tank

When Manufactory Tank is cast; create 3 1/1 artificial soldier tokens.
{t} Create 1 1/1 artificial soldier token.
{t} Attach an artificial soldier to any non-token creature. That creature gains +1/+1 and is considered an artificial soldier
{2}{t} Create 1 3/3 artificial soldier token
{3}{t} add +1/+1 to all artificial soldiers in play
You may sacrifice 1 green permanent to untap Manufactory Tank