We still doing this, huh?
If you're referring to what I think you're referring to, then they weren't really 'info cards' but actually 'stat sheets', with arbitrary power level ratings.
Anyway, here's the one for Artemis.
Check the product description on Amazon for any addendums.
Out the gate, I am not an expert on these kinds of things. However, I suggest the Process of Elimination.
First, clear your caches and internet histories, and install an anti-virus application. Depending on the type of phone you have, it could be a virus. Then, contact FANDOM staff to report the problem. If there is something wrong with the site itself, they'll fix it. If the problem persists, try Googling it and peruse some tech forums for possible solutions.
I wish I could be of more assistance. But fingers crossed for resolution!
We don't know; We don't even know HOW he died (obviously, we can presume that the Joker was involved, but that's unconfirmed).
Given the plot-heavy nature of Season 2, it stands to reason that the writers had to cut many scenes and dialogues for time and to keep the story steady. HOWEVER—based on YJ's track record—nothing is ever hinted at or alluded to without reason; many easter eggs have become future plot points, so keep that in mind.
It's out of print, and we have no clue when it will be available again.