just started playing borderlands2 a few days ago, here are some working shift codes i found:

CJ5JB-KWRXT-BFTFK-T3J3B-55ZFF
CT5BT-3J9FJ-BR3RC-JB3JB-J3FSR
KT5T3-HS6HZ-FBJT3-3TJT3-ZC5KH
CBWJ3-6HRZS-6TJJ3-3BJBT-WH3TZ
CJW3J-KHXZH-63TTJ-T3J33-R5HXK
WTWJ3-TSXZS-FTJB3-3TTJJ-WBCT3
W353B-9FXZZ-RBJ3J-BT3B3-JK9KH
WBK3T-BKW6T-TXTRK-JTTBT-C6BS5
W35JB-HJSXB-3XJ6C-3B3TJ-55ZJW
KBC33-XTZXT-3FTXK-JJTBT-B39X5
K3CTT-SF6XT-B6JXK-TBJBT-9KZZJ
W3CB3-RXRXB-TFBR5-BBT3T-F3KXS
WBCJB-B3HHZ-RJJJJ-JJT3B-69XHK
K3K33-3W9JT-6XJJT-TB3JB-HWZZF
K3WJT-BFBRW-S5RTT-TBBB3-9XWZ5
KBC3J-95WXF-WBSBT-TTJJB-KTC6K
KB53J-RW5XX-539BT-BJT3J-CC55T
WB5TT-JFCXX-CBS33-TTTBJ-JJ95B
CTC3J-KR9H5-WTZ3T-TJ3TB-6SRRJ
WBCTT-XX3RK-HK6TB-TTTTT-B5Z53
WB5JJ-KX6HS-XBJBT-TBJJB-XW3S3
535T3-JR6ZH-6B3J3-3TJT3-T9JBK
KBKJB-S5FSZ-FTTTT-TJJJB-XC95X
535JJ-XKRHS-XJ3TT-3JJT3-FTSR6
K3WTT-TKRH9-X3BJT-BJTBT-KXTSB
KB5BJ-WCRZ9-6J33J-BBJ3T-XK96K
WTKJ3-9JXZ9-6TJJB-33T3J-FRJC6
C3CTJ-XJ6HZ-FJTTJ-JBBBJ-3WTJZ
W3KJJ-KJXHZ-6JJBJ-3TT3T-33XBR
K3CB3-3JF99-RJ3JB-JJ3JJ-BT3RX
K3WBT-Z95HZ-FTT3J-BTTJB-ZFX63
CBCJB-K9WHH-63JTJ-B3JJB-HT533
WTCTJ-J9CS9-RJJ33-T3J3B-BT9XH
K353B-TWSBX-H5BR5-J3T33-6XTCK
5JWTT-KHTSB-S5TXC-BB33J-HCJ6K
5BW3B-F96CT-KXJFK-TB3B3-39BWZ
CTKTJ-JSWJF-SCJXK-3TJJ3-RWTKX
53WT3-59KJX-95B65-3J333-S9JW9
W3C33-H653X-9CTR5-3TBJ3-HZ99S
KBWT3-WF5TR-SC3XW-T333B-TSCTS
CTWTB-RXKTR-SKJXW-3TBTJ-KXKKH
CJKBJ-3XWTF-HCJ6K-JJB3T-SB35X
535TJ-3JC6X-KJXCJ-BTBBT-K5WFR
CT5JB-FSTFX-5TF5T-3JJTT-6CF6T
WJW3B-5HBR6-5BXCT-33TJ3-WXT53
5BC33-CRJRF-WB6WB-3TTTB-655ZX
5JWT3-3H5FB-SCBX5-TJ3JB-H5R6X
C35BJ-SRBF6-5TFKB-BBTJT-FSBZK
53K3T-JZJX6-WBXKB-BBJJB-SJH3K
W3CTJ-BFTFR-KJRK3-JJT3J-H6H36
5B5TB-XFBX6-WBXWJ-JJ3TJ-9RXZW
CJ5T3-K5TF6-5TRC3-TBTJB-HZ5ZF
WTCBJ-FTCXF-5TXCT-3TJ33-TZXW6
CJ5B3-6TTFF-5365T-TBJBB-SKTCB
C3WBB-W3BRR-5J6WB-3JJJJ-35ZKZ
5J5TT-RCJBS-ZXWCJ-TJ3BJ-TK3FB
CBCB3-SW36X-KJXW3-TTT3J-SFBSB
CBKJ3-5FT39-ZRCCT-JTJB3-RFJ5B
535BB-3R3BZ-HF5K3-JJB33-3BF3J
CBCJ3-W5TT9-S65K3-BJJ3B-XHWWC
CTKJ3-9CBJS-9R5WT-JBJ3T-WKXKF
KTK3J-FR3JS-ZX55B-B3BJ3-HSRB6
K3K33-SFH5X-WBX5B-BJB33-Z9J3F
WBCJJ-33KWR-S5Z33-BJTTB-65WJJ
CBKBB-ZHJC6-SWHJT-JJ3BB-3CXHS
KTC3T-WTW5F-ZCHB3-BT3B3-XJ9WR
CT5BB-XTW5X-9CSBT-3BTTJ-FT5X5
CBKBJ-6ZJW6-HKH3T-B3T33-F5ZRS
KJKJT-WHBKX-HC9BT-TJBJ3-XJFSJ
WJKBB-KXC3J-5BBCR-5X33J-XZ6RZ
WTCJT-J653B-C3TKF-5X333-F6JRH
WJWJ3-FXC33-KT3CR-KR33J-J9B35
CBWJ3-S5CJ3-WTTCF-WX333-9STBF
W3C3B-5JRZC-WJH33-JBJJB-9S6CJ
5JKBJ-K9WHW-WBZTJ-T3TTB-TW9HR
KBWJJ-WTXB9-C59J6-WFBTJ-TK6BJ
WTC3B-Z5ZWC-HW6JT-JJJBJ-9FWXR
CTWTB-JTBW5-KFTTT-JTB33-JTBWB
5T5B3-CWJSK-KRTJT-TTJJT-9HW63