Origninally from YouTube, 二夜's video. You will need Asmode twins, and Barbara+9. My Barbara is too weak to use for this... ★6 Asmode+0 (Kill 5, 3, 4) ★6 Asmode+0 (Kill 7, 9) ★6 Barbara+9 (Kill 10, 8, 6) ★6 Helga+12 (Kill 2 by counter)

Helga is there to increase crit hit for Asmode, and not must have unit. ★6 Asmode+10 (Kill 2) ★6 Yuri+14 (Kill 5, 8, 7, 3, 4) ★6 Jin+10 (Kill 1, 6 by counter) ★6 Helga+12

★6 Joseph+9 (Kill 3, 4, 5, 10) ★6 Deka+9 (Kill 2, 7, 9) ★6 Zakan+9 (Kill 6 by counter) ★6 Chalkle+10 (Kill 8 by counter)

If Octavia (spec'd on critical) can land critical hits on all 5 slime, 6 turns is possible.  Roll few times. ★6 Mora+8 (Kill 2) ★5 Octavia+3 (Kill 3, 4, 5, 7, 8) ★6 Leto+9 (Kill 6) ★5 Zakan+6＆★5 Jin+1 (Kill 1 by counter. If you have stronger Zakan, you don't need Jin)

★5 Wiggle+9 (Kill 3, 4, 5) ★6 Deka+9 (Kill 2, 7, 9) ★6 Eunrang+9 (Kill 8, 10) ★5 Zakan+6 (Kill 6 by counter)