Sorry about the late replies, I needed to be at my home COMP to reply back. Down bellow is a basic template on one of my card ideas. That being said you could do your own thing since my own creativity on this is garbage xD.
Heres a bunch of photos (In good quality) that I`d use for the card. (Use which ever you think works best)
Annnnd here`s the information I would put on the card
Email address: firstname.lastname@example.org
Let me know if you need anything else, Anon
You`re beyond amazing for doing this ;A;
Let it be known that you will be helping me a great deal, it will be my honor to pass out the cards ;u;