U SHOULD GET A SCHOOL OF DITHERS LIKE SILVER DOLLERS OR TINFOIL BARBS TO KEEP YOUR FISHS MINDS OFF EACHOTHER..A SMALLER PARACHROMIAS LIKE A RED TIGER MOTAGUENSE OR A LARGER PIKE CICHLID WOULDNT LET THE DEVIL PUSH THEM AROUND BUT THAT COULD BACK FIRE ASWELL..AND THE OTHER FISH COULD PUSH THE DEVIL AROUND....LIKE I SAID U NEVER KNOW TILL U TRY....