Here are some hot new Borderlands 2 Shift codes from the announcement of Borderlands 3. These are big ones, either worth a ton of keys or unlocking previously exclusive and rare skins.

C3W33-RZ6ZJ-TFJ6C-TTJ33-RFHX5 (100 Golden Keys)

W3KJB-H9CBW-XRBRW-JTBTJ-9JRXK (25 Golden Keys)

C35TB-WS6ST-TXBRK-TTTJT-JJH6H  (Salvador's Community Day Skin, 5 Golden Keys)

53KBB-KXXRC-RZ66Z-WFJBB-WSRZ3 (Zer0's Community Day Skin, 5 Golden Keys)

 5B3BJ-XZWFW-T3KRZ-JBJTB-6WST9 (Maya's Community Day Skin)

And here are a couple less exciting codes that have popped up in April:

CJKTT-FS5ZT-FXB6K-BBBBJ-93RCT (5 Golden Keys, good through 4/29)

C3K3J-CH59J-XFT6K-T33J3-9WTJ9  (5 Golden Keys, good through 4/29)