This pack keeps a lot of different assets which you can use to make your own swamp location. Also here is even swamp dweller character with few animations.
List of assets gorups which you can find here (I usually sell same assets separately):
Swamp dweller character
Giant stump and prefabricated wooden hut
Swamp tussoks
Mossy trunks and roots
Prefabicated swamp trees
Prefabricated totems
Branches for totems
Small elements for totems (as dried heads, bones etc.)
Swamp plants
Swamp mushrooms
Swamp mossy rocks
Mossy wooden planks and logs
Ropes, knots and fabric strips
Crystall totems
Clay jugs
Vines and curles
Boat, torch, kerosene lamp, hooks and other fishing things

Character animations list:
Attack 1
Attack 2
Run
Walk
Death
Idle
Hit front and back
Turn left and right