Old Church Graveyard Puzzle
This puzzle is located near Old Church north-east of Cyseal. You will need a shovel to complete it. You will have to clear few level 7 undead as well as random low level undead which will spawn when you dig out graves.
While digging out graves you will stumble upon several locked ornate chests. One of the chests will contain a key which will open another chest which will contain another key and so on until you finally dig out and open 5 chests in total. Last one will contain a reward.