Here's the information with the important details emphasized in bold:
The evolution of Bijuu is divided into seven parts: 9 Tail Bijuu, Arch Bijuu, Bijuu Monarch, Bijuu God, True Bijuu, Supreme Bijuu, Bijuu Progenitor, and more.
9 TAIL BIJUU — This is the lowest-ranking Bijuu with 1 to 9 tails. An example of this type of bijuu is the tail beast in the Naruto series. The strength of a 9-tail Bijuu can destroy a village in a single attack and the world in a month.
Arch Bijuu — This type of Bijuu is above 9 Tail Bijuu and stronger. This Bijuu has 10 to 100 tails; the number of tails is determined by the amount of their Chakra.
The Arch Bijuu is divided into nine categories: 20th, 30th, 40th, 50th, 60th, 70th, 80th, 90th, and 100th tails.
The 20th tail's average body size is equal to a planet they were leaving, and their strength can destroy multiple star systems.
The 30th tail's average body size is equal to a galaxy they were living in, and their strength can destroy multiple galaxies.
The 40th tail's average body size is infinite, and its strength can destroy multiple universes.
The 50th tail's average body size is 10 infinite, and their strength can destroy multiple multiverses.
The 60th tail's average body size is True Infinite, and their strength can destroy multiple Omniverse.
The 70th tail's average body size is 100 True Infinite, and their strength can destroy multiple realms.
The 80th tail's average body size is Beyond Infinite, and their strength can destroy multiple realities.
The 90th tail's average body size is Unknown, and their strength can destroy all existence.
The 100th tail's average body size is Infinite Level Unknown, and their strength is ???.
Bijuu Monarch — A Bijuu that ruled over the lower-level Bijuus such as 9 Tail Bijuu and Arch Bijuu. This Beast has an average size of ??? and strength of ???. The number of their tails is 101 to 1000.
Bijuu God — Size ???, strength ???, and the number of their tails is 1,000 to 1 million.
True Bijuu — Size ???, strength ???, and the number of their tails is 1 million to 1 billion.
Supreme Bijuu — Size ???, strength ???, and the number of their tails is 1 billion to 1 trillion.
Bijuu Progenitor — Size ???, strength ???, and the number of their tails is 1 trillion to 1 googolplex.
Primordial Bijuu Progenitor — Size ???, strength ???, and the number of their tails is infinite.
Eternal Bijuu — Size ???, strength ???, and the number of their tails is infinite to an infinite level unknown.
Forbidden Bijuu — ???
Nameless Bijuu — ???
Chaos Bijuu — ???.