Complex sentence: Masaru punches and breaks one of his fangs and SaberLeomon is killed by RiseGreymon, however SaberLeomon's egg is destroyed as an after effect of Gizmon's laser.
Split into simpler sentences: Masaru punches and breaks one of his fangs and SaberLeomon is killed by RiseGreymon. Howeverm SaberLeomon's egg is destroyed as an after effect of Gizmon's laser.