Complex sentence: The witch's most loyal minion Klungo is sent out to hinder Banjo and Kazooie in their progress by fighting them, but after taking many beatings from Gruntilda as punishment for losing to them, Klungo eventually gives up and abandons her.
Split into simpler sentences: The witch's most loyal minion Klungo is sent out to hinder Banjo and Kazooie in their progress by fighting them. After taking many beatings from Gruntilda as punishment for losing, Klungo eventually gives up and abandons her.