Gateway and Comsat
The bread and butter of UV series. Almost guaranteed that without using gateway you cannot have a smooth run. Note that the layout of gateway changed in UV4. For more information also refer to the Upgrades page.
UV1-3
Full heal hero hp, sp, nrg [hotkey Q](1 mineral)
Primary skill [W](40 gas)
Ultimate skill [E](120 gas)
Information on hero and toggle spell mode [A]
None
Buy life [D](5 minerals)
Upgrade max gas [Z](3 minerals)(max 10)
Upgrade gas regeneration rate [X](6+6 minerals)(max 4)
Upgrade Tesla [C](shorten cooldown)(2+2 in UV1, 3+3 in UV2&3 minerals)(max 5)
UV4
Some revamped heroes in UV4 will have a permanent black screen when clicking on info; click [X] again in gateway to turn it off
Full heal hero hp, sp, nrg [hotkey Q](1 mineral)
Cast 40 Spell [W](40 gas)
Cast 120 Spell [E](120 gas)
Toggle spell mode [A] for heroes with toggle option
Cast 20 Spell [S](20 gas)
Cast 80 Spell [D](80 gas)
Restore (remove negative status) hero [Z](1 mineral)
Information on hero [X] makes screen dark for revamped heroes; press [X] again to turn off
Cast 200 Spell [C](200 gas)
In UV4 some buttons were moved to Evolution Chamber and Comsat Station:
Refer to Upgrades for evolution chamber
Comsat Station
None
Toggle auto spawn-in (hotkey [W]) default on; when turned off your units and hero will go to storage area at bottom of screen
None
None
Scan [S](20 energy)
Donate ore to another player [D]
Upgrade scan energy regen speed [Z](5 minerals, max 2)
Toggle Auto Hotkey [X] your hero, civilian and tech buildings get automatically assigned to a hotkey
None
UV4: Caster units loaded in transport in storage (pre-spawn) area will not get full energy when spawning in