Shadowpower Level Chart.

1 Soul Shadowpower Level 1
3 Souls Shadowpower Level 2
7 Souls Shadowpower Level 3
15 Souls Shadowpower Level 4
23 Souls Shadowpower Level 5
35 Souls Shadowpower Level 6
51 Souls Shadowpower Level 7
71 Souls Shadowpower Level 8
95 Souls Shadowpower Level 9
120 Souls Shadowpower Level 10

Obtaining the Book Of Shadows.

Go to Deadside: Marrow Gates. At the beginning of the level, go to the left and climb up the blood waterfall. Open up the Shadow level 10 Coffin Gate (120 Dark Souls). Along with a "Thank You", you will be able to see pictures drawn during the games development.

Deadside shotguns.

Go to the Wasteland and enter the Temple Of Life. Walk into the second to last altar on the right, where you get the Baton and press B. The "Secret Activated" message will appear.

Play as bloodshot.

Go to the temple of blood where you get gad nager look for a room where there is a room that is back from the wall the the ceileng to it is out and lower jump onto the ledge and it should say secret unlocked.

Play as Deadwing.

Go to Gardelle county jail and find the maximum security cells (the small red rooms lined up in a row). Go inside the one on the lower floor on the left, farthest to the right.

Play as Duppie.

Go to the Undercity. Go to the ledge where two snipers are awaiting your disposal. Jump to the ledge on the right, climb onto the next ledge, and look for the curved U-shaped pipe. Jump to it and the "Secret Activated" message will appear.

Play as Nettie.

Go to the Mordant St. NY. Follow the paths until reaching a room with a lever. Pull the lever and the lights will turn on. Enter the elevator and go up. Go find the door, then look for a brown patch on the floor. Jump as far as possible, then jump again. If you are quick enough you will get over and the "Secret Activated" message will appear. If you fall through, use the bear to warp there and try again.