For Stamina and Time On Your Hands and an insatiable need for completion.
Defeat Veger's Precursor Robot
Escort Bomb Train
Explore Eco Mine
Travel through Catacomb Subrails
Destroy Dark Ship
Break through Ruins
Reach Catacombs via Palace Ruins
Activate Astro-Viewer in Forest using the touchscreen
Defend Spargus from Attack using the touchscreen
Rescue Seem at Temple
Destroy War Factory Defenses
Collect 250 Metal Head Skull Gems
Find Switch in Sewers
Defend HQ from Attack
Take Out Marauder Stronghold
Defend Spargus' Front Gate
Race for More Artifacts
Break Barrier with Blast Bot
Defend Port from Attack
Collect 125 Metal Head Skull Gems
Kill Dark Plants in Forest
Destroy Dark Eco Tanks
Reach Metal Head Area via Sewer
Destroy Sniper Cannons
Reach Port via Sewer
Collect 25 Metal Head Skull Gems
Collect 600 Precursor Orbs
Collect 300 Precursor Orbs
Collect 50 Precursor Orbs
Beat Cyber-Errol Boss
Destroy Metal-pedes in Nest
Hijack Eco Vehicle
Destroy Dark Ship Shield
Destroy Metal Head Tower
Destroy Incoming Blast Bots
Defend Ashelin at Oasis
Destroy Final Boss
Hang Glide to Volcano
Destroy Eggs in Nest
Defeat Marauders in Arena
Rescue Wastelanders
Destroy Metal Head Beasts
Corral Wild Leapers
Race for Artifacts
Beat Kleiver in Desert Race
Catch Kanga-Rats