勾心鬥角
(gōu xīn dǒu jiǎo)
假仁假義
(jiǎ rén jiǎ yì)
肝膽相照
(gān dǎn xiāng zhào)
詭計多端
(guǐ jì duō duān)
瀝膽披肝
(lì dǎn pī gān)