Doomsday: Modify Everything to Build a Steel Fortress

end!
With only three minutes left until the outbreak, I only have a van?
It's ok!
God-level modification system starts!
【Ding!The dilapidated van has been successfully refitted!Get a LV1 armored vehicle! 】
【Ding!Abandoned base remodeled successfully!Get a Steel Fortress! 】
【Ding!Exoskeleton armor modified successfully!Get a Unicorn Gundam! 】
"Sorry, my team only accepts girls!"
ps: Not the Virgin, the killing is decisive, please rest assured to taste!