Back in the Start scene for our
Mars Secret Level, let's drag in all of the images (because it's an image sequence) from the
Projects/RamblinRover/Pickups/Coins/Normal/Comp 1 folder, as an Action.
Actions (compared to Objects) are how we create unique pickups and...well, actions. These might include temporary invincibility, killing all enemies, rewards, and healing damage.
Select your new coin pickup from the Actions section of the Asset Library, and we'll work with the properties a bit. Let's take a quick look at these properties one by one (starting with Action Type because you should have a firm handle on Collision Shape and Default Animation by now):