Differences in terrain/hex type will result in movement penalties. The higher the altitude of the terrain, the higher the potential penalties. Different flying units take different penalties for the same terrain type.
Known flying units include:
- Flying rod
- Flying Lotus
- Warlord with 'flying' special - including Transylvito Vampires, as well as unnamed Haffaton warlordIPTSF Text 19 and Faq's Marika NeagleIPTSF Text 28
- Casters, such as Adderall Hawk, can have the flight special as well.