First, Normal Summon "Dakki, the Graceful Mayakashi," activate the effect of "Yuki-Musume, the Ice Mayakashi" in your hand or Graveyard, and Special Summon it in order to Synchro Summon "Oboro-Guruma, the Wheeled Mayakashi."
Next, activate the effect of "Dakki, the Graceful Mayakashi" in your Graveyard to Special Summon itself.
Then, Synchro Summon "Tsuchigumo, the Poisonous Mayakashi" with "Oboro-Guruma, the Wheeled Mayakashi" and "Dakki, the Graceful Mayakashi," and then activate the effect of "Dakki, the Graceful Mayakashi" in the Graveyard to Special Summon itself!
Finally, Synchro Summon "Tengu, the Winged Mayakashi" using "Tsuchigumo, the Poisonous Mayakashi" and "Dakki, the Graceful Mayakashi," and activate the "Dakki, the Graceful Mayakashi"'s effect for the third time to Special Summon itself, you can Synchro Summon "Yoko, the Graceful Mayakashi"!

First, Normal Summon "Gouki Suprex" to activate the effect and Special Summon "Gouki Twistcobra" in your hand.
Next, activate the effect of "Gouki Twistcobra" to Tribute "Gouki Suprex" to increase its ATK by 3400!
If "Gouki Suprex" is sent to your Graveyard from your field, activate its effect to add "Gouki Iron Claw" from your Deck to your hand. Then, when "Gouki Twistcobra" is attacking or being attacked, activate the effect of "Gouki Iron Claw" to raise "Gouki Twistcobra"'s ATK to 3900!