Those upgrades can be bought from Al and increase how much bots can deal damage to enemies and how much health they have.
- Go-Comet A: 25 000 Bolts (Avenger Tournament)
- Go-Comet X: 50 000 Bolts (Crusader Tournament)
- Go-Comet XR: 75 000 Bolts (Vindicator Tournament)
- Hyper-Tron: 100 000 Bolts (Liberator Tournament)
- Dreadinator: 150 000 Bolts (challenge mode)
- DZ Ultra: 200 000 Bolts (challenge mode)
- Ultranator: 250 000 Bolts (challenge mode)