Upgrade Blueprints are located in the Old Train Engine, You can Upgrade the Train in the Following ways using Scraps:
- TRAIN HEALTH: 0%-100%
- SPEED: LVL 1- MAX 10
- DAMAGE: LVL 1- MAX 10
- ARMOUR: LVL 1- MAX 10
As you Upgrade the train first time, you will notice that the Scraps Needed for the Upgrade will increase after every upgrade to the Speed, Damage or Armour. The Higher the Level, the more Scrap you need.