KIN3-CERB is a boss battle theme from Thunder Force VI. It is played in the battles with ORN Faust on stages 5 and 6. This theme is heard when the player has selected the Rynex-R or the Syrinx.
The theme is an arrangement of "His behavior inspired us with distrust" from Thunder Force III. As many of the themes of TFVI, it was composed by Kaneko Tsuyoshi.