Attack on Titan Digital Manga Vol 1-22 ( and more) $18

You can get 1-22 Attack on Titan, Digital DPF edition, EPUB, or .CBZ from humble bundle if you pay 18 dollars to support their cause. Their tiers are below.
over 45 e-books for $18!
https://www.humblebundle.com/book…itan-books
Pay $1
Attack on Titan
Vol. 1 – 5
Pay $8+
Attack on Titan:
Vol. 6 – 15
2 Volumes
Attack on Titan:
Lost Girls Vol. 1 – 2
2 Volumes
Attack on Titan:
No Regrets Vol. 1 – 2
pay $15
Attack on Titan:
Vol. 16 – 20
11 Volumes
Attack on Titan: Before the Fall Vol. 1 – 11
4 Volumes
Attack on Titan:
Junior High Vol. 1 – 4
Pay $18
Attack on Titan Guidebook:
Inside & Outside
Attack on Titan: Exclusive Artbook
2 Volumes
Attack on Titan:
Vol. 21 – 22
2 Volumes
Spoof on Titan
Vol. 1 – 2