St Ives, Sydney
Does deploying a unit count as moving it?
No. If the RRG doesn't use the word "move", it's not a move.
Does it trigger for my own units too since it doesn't say enemy units
Yes, for the reason given.
And if they're in my hq and get committed to a planet and my opponent commits to that planet also do they get dealt that damage ?
Yes, they do. But ...
This card has many other non-obvious implications re the order of their resolution, so it may help reading the following thread where the design team have helped explained how it works.