Welcome to the forum, Medak!
And happy to see you're looking for the perfect frog for you. You did mention pacman frogs. There are a great deal of Ornate Horned Frogs owners on this forum. I'm sure you'll get a response from one of them soon.
I often suggest fire-bellied toads as a startup frog. They are hardy, active, beautiful. Extremely popular and with good reasons. Here's more on them:
http://www.frogforum.net/toad-care-a...relatives.html
Are you already equipped (terrarium, etc)?
Eric