We found 2 Reddit comments about Attack on Titan 28. Here are the top ones, ranked by their Reddit score.
English Version of 28 is out today Digital https://books.apple.com/us/book/attack-on-titan-volume-28/id1474150055 Physical https://www.amazon.com/Attack-Titan-28-Hajime-Isayama/dp/1632367831 Bonus https://i.imgur.com/RlAb9jt.jpg
I got up to volume 28 on amazon here ill give you volume 23 to vol 28: 23: https://www.amazon.co.uk/Attack-Titan-23-Hajime-Isayama/dp/1632364638/ref=sr_1_1?keywords=attack+on+titan+23&qid=1570978455&sr=8-1 24: https://www.amazon.co.uk/Attack-Titan-24-Hajime-Isayama/dp/1632365359/ref=sr_1_1?keywords=attack+on+titan+24&qid=1570978483&sr=8-1 25: https://www.amazon.co.uk/Attack-Titan-25-Hajime-Isayama/dp/1632366134/ref=sr_1_1?keywords=attack+on+titan+25&qid=1570978494&sr=8-1 26: https://www.amazon.co.uk/Attack-Titan-26-Hajime-Isayama/dp/1632366541/ref=sr_1_1?keywords=attack+on+titan+26&qid=1570978506&sr=8-1 27: https://www.amazon.co.uk/Attack-Titan-27-Hajime-Isayama/dp/1632367173/ref=sr_1_1?keywords=attack+on+titan+27&qid=1570978517&sr=8-1 28: https://www.amazon.co.uk/Attack-Titan-28-Hajime-Isayama/dp/1632367831/ref=sr_1_1?keywords=attack+on+titan+28&qid=1570978527&sr=8-1
English Version of 28 is out today
Digital https://books.apple.com/us/book/attack-on-titan-volume-28/id1474150055
Physical https://www.amazon.com/Attack-Titan-28-Hajime-Isayama/dp/1632367831
Bonus https://i.imgur.com/RlAb9jt.jpg
I got up to volume 28 on amazon here ill give you volume 23 to vol 28:
23: https://www.amazon.co.uk/Attack-Titan-23-Hajime-Isayama/dp/1632364638/ref=sr_1_1?keywords=attack+on+titan+23&qid=1570978455&sr=8-1
24: https://www.amazon.co.uk/Attack-Titan-24-Hajime-Isayama/dp/1632365359/ref=sr_1_1?keywords=attack+on+titan+24&qid=1570978483&sr=8-1
25: https://www.amazon.co.uk/Attack-Titan-25-Hajime-Isayama/dp/1632366134/ref=sr_1_1?keywords=attack+on+titan+25&qid=1570978494&sr=8-1
26: https://www.amazon.co.uk/Attack-Titan-26-Hajime-Isayama/dp/1632366541/ref=sr_1_1?keywords=attack+on+titan+26&qid=1570978506&sr=8-1
27: https://www.amazon.co.uk/Attack-Titan-27-Hajime-Isayama/dp/1632367173/ref=sr_1_1?keywords=attack+on+titan+27&qid=1570978517&sr=8-1
28: https://www.amazon.co.uk/Attack-Titan-28-Hajime-Isayama/dp/1632367831/ref=sr_1_1?keywords=attack+on+titan+28&qid=1570978527&sr=8-1