A Patch routine is a node that delivers health or energy to programs in TRON 2.0. They are represented as floating spheres of different colors, depending on what their function is. Most patch routines have a limited amount of the resource they provide. When they run out, they fall to the ground and disintegrate.
- Red patch routines download health to the one activating them. They can have any amount of health for download, although it is usually around 100 units.
- Green patch routines download energy to the one activating them. As with the red ones, they usually have around 100 units of energy to download.
- Light blue patch routines download energy to the one activating them. These patch routines are the only ones with an infinite amount of energy to download.