Episode # 68 "To Protect Chibiusa! The Fierce Great Battle Between 10 Soldiers"

(ちびうさを守れ! 10戦士の大激戦) 

The Four Ayakashi Sisters prepare to fight against the Four Sailor Soldiers

Sailor Moon is trapped in Akumuda's nightmare 

Episode # 69 "Awaken, Sleeping Beauty! Mamoru's Anguish"

(目覚めよ眠れる美少女! 衛の苦悩)

Episode # 70 - "The Showdown of the Flames of Love! Mars VS. Koan"

(愛の炎対決! マーズ VS. コーアン) 

Koan arrives at Hikawa Shrine for a third time to murder small children 

Ami and Berthier are the selected as the  finalists for a Chess Tournament 

Episode # 71 - "For Friendship! Ami and Berthier Clash"

(友情のため! 亜美とベルチェ激突)

Episode # 72 - "The Heartless Rubeus! The Four Sisters of Sorrow"

(非情のルベウス! 悲しみの四姉妹)

The Sailor Senshi defeat Petz

Ikuko explains that despite the fact she is an under-appreciated housewife, everything is fine 

Episode # 73 - "The Arrival of a UFO! The Sailor Soldiers are Abducted!"

(UFO 出現! さらわれたS戦士達)

 Episode # 74 - "I'll Defeat Rubeus! The Final Battle in the Void of Space"

(ルベウスを倒せ! 宇宙空間の決戦)

Chibiusa aids Sailor Moon in defeating Rubeus