Board Thread:R2D - Questions Board/@comment-26090681-20150208235527

So i've been pondering, what should i make for R2D? more like, what can i make for R2D?

I know i can make maps, what how do i send them to PlaceRebuilder?

Can i make guns?

Can i make boss fights?

Can I make gamemodes?

Can I make zombies (with my own animations)?

Can I make items?

I'd like answers to these questions or atleast what I can or cannot do in making content for R2D, thankyou for your time. 