Upgrading Units

It's possible to make units stronger by upgrading the following stats: HP, EN, Mobility, Armor and Weapons. Another upgrade is available for battleships: Shift.

There are specific units that will allow you to save your money by either sharing or carrying over upgrades to another unit.

Upgrade Carryovers

• Freedom -> Justice, Buster
• Red Frame -> Blue Frame, Gai Custom GINN, Elijah Custom GINN, X Astray
• Blue Frame -> Blue Frame Second L
• X Astray -> Hyperion
• Elijah Custom GINN -> Elijah Custom GINN Kai
• Home -> Re-Home
• Wing Zero Custom -> Altron
• Mazinger Z -> Mazinkaiser
• ARX-7 Arbalest -> M9D Falke
• Tekkaman Blade -> Tekkaman Aki, Tekkaman Dead, Tekkaman Rapier
• Blue Earth -> Sol Tekkaman 1, Sol Tekkaman 2
• GaoGaiGar -> Star GaoGaiGar, GaoFighGar, Genesic GaoGaiGar
• Star GaoGaiGar -> J-Ark
• Enryu, Hyoryu, Fuuryu, Rairyu -> Kouryu, Anryu
• Nadesico -> Nadesico (Y Unit)
• Aestevalis (Ryoko, Hikaru, Izumi) -> Aestevalis Custom (Ryoko, Hikaru, Izumi)
• Valguard -> Valzakard
• Orgun (Earth) -> Orgun (Archtype) [passed on a replay game, unconfirmed]

Shared Upgrades

• Valhawk <-> Valstork <-> Valguard
• Enryu <-> Hyoryu <-> Fuuryu <-> Rairyu <-> Choryujin <-> Gekiryujin <-> Genryujin <-> Kyoryujin
• Kouryu <-> Anryu <-> Tenryujin
• ARX-7 Arbalest <-> Bonta-kun <-> Mass Production Bonta-kun