The elf also appeared in the original Monster Manual (1977).

The thri-kreen is one of the monsters that appeared in the Monster Manual 3 (2010).

The nightmare appears in the Monster Manual for this edition (2008).

The sea hag appears in the Monster Manual for third edition (2000).

The berbalang also appears in the Monster Manual for the fourth edition (2008).

The cyclops also appeared in the Monster Manual 2 (2009).

The mimic appears in the Monster Manual (2000) for the game's third edition.

The mimic also appears in the revised Monster Manual (2003) for edition 3.5.

The boneclaw appears in the Monster Manual for 4th edition.

Lizardfolk appear in the Monster Manual for this edition (2008).