FOUR
3 {or 4 if you believe in herobrine} the 3 are Ender Dragon, Wither and the Elder Guardian
Hero = 8 bosses, Dark = 8 bosses, Last = 2 bosses so 18 bosses in total.
There are a number of beasts, and while many have hands, some do not.
The Restraint of Beasts has 208 pages.
i predict 1,000,001
In Boss Battles, there are 10 bosses.
There 11 bosses in total. (Including the White Wolfos from the Ice Cavern and Ganon and Ganondorf as separate bosses)
A Book of Magical Beasts has 244 pages.
"City of the Beasts" by Isabel Allende has approximately 408 pages in its paperback edition.
5 different bosses. Shellaphant and Scorporilla appear multiple times.
4
7