The God, Param Brahman Is One. But Paths Are A Many.
Hara
Sakti
Hari
The Sri Guru
is none other than
Sri Ramakrishna Paramhansa
Don't be a Fool just being excited by Youtuber Sadhanas & Upasana Methods
Sadhana is only done for one single devata. Only One GOD. Do remember this.
Else waste your life in myth.