I'd highly suggest that you read High Beams Flashback Badging Guide.
The answer to your question is at the bottom of the first post.
Triumph: White Succubus: 50 Ill/Emp/PF Snow Globe: 50 Ice/FF/Ice Strobe: 50 PB Shi Otomi: 50 Ninja/Ninjistu/GW Stalker My other characters
im trying to get the last flashback badge unenhanced what flash back mission would be good to get it with im 50 stone tanker thanks