Low Eco is a speedrun category in Jak and Daxter: The Precursor Legacy. The category requires the runner to use the minimum amount of eco needed to complete the game. Lava Tube Skip and Fire Canyon Skip are banned in Low Eco.
Power Cells Requiring Eco
Out of the 101 power cells in the game, only 12 of them need eco to be collected.
Get to the Top of the Temple: Currently requires blue eco to get to the top of the temple.
Find the Blue Vent Switch: Requires Top of the Temple cell.
Defeat the Dark Eco Plant: Requires Top of the Temple cell.
Catch the Flying Lurkers: Ghost Jak can kill flying lurkers without picking up eco, but you can't catch all of them on foot.
Cure the Dark Eco Infected Plants: Even deloading the plants requires initial mission "activation" with green eco on zoomer.
Protect Farthy's Snacks: Yellow eco used in mini game.
Break the Tethers to the Zeppelin 1: Requires yellow eco to break.
Break the Tethers to the Zeppelin 2: Requires yellow eco to break.
Break the Tethers to the Zeppelin 3: Requires yellow eco to break.
Break the Tethers to the Zeppelin 4: Requires yellow eco to break.
Defeat Klaww: Requires yellow eco to defeat. Can be hit with a spin kick during lava walk, but Jak will die afterwards.
Use your Goggles to Shoot the Gnawing Lurkers: Requires yellow eco to kill.