Cheap and Easy muzzleloaders... well there are some out there. Look at the CVA line of rifles. The Buckhorn Magnum, or some of the others.

What you might want to do for starters...

decide on how much you want to spend
then decide on the kind of hunting you will be doing. For instance, the distance you will be shooting. Are you going to need optics.
What kind of projectiles do you want to shoot?


Go to some of the different gun make sites. Read about their guns. See which one appeals to you. And go to the gun auction sights and look over the different kinds of rifles they have to sell. You might find a good deal there as well.