XDM 5.25 KABOOM
If you do any work on firearms or components you need to remember your life depends on that work. Most likely this kaboom was due to a double charge of powder since it looks like half of the bottom of the case is missing.
XDS KABOOM
It looks like this may have been another case of a reloading mistake and a double charge or maybe a rifle primer. Again anytime you are reloading ammunition it is always better to double check than to double your charge.