Complete Monster by Radaghast Kary

Complete Monster knows 97 names starting with Y:

• Yagnoloth
• Yak Folk
• Yakfolk Priest
• Yakfolk Warrior
• Yakfolk
• Yamaraj
• Yan-C-Bin
• Yangethe
• Yaoguai
• Yarglith
• Yarshag
• Yattoko no Oni
• Ychen Bannog
• Yeenoghu
• Yeg
• Yellow Martian
• Yellow Mold
• Yellow Mould
• Yellow Musk Creeper
• Yellow Musk Zombie Orc
• Yellow Musk Zombie
• Yellow Musk
• Yellow Ooze
• Yestabrod
• Yeth Hound
• Yeti
• Yithian
• Yochlol
• Young Adult Black Dragon
• Young Adult Blue Dragon
• Young Adult Brass Dragon
• Young Adult Bronze Dragon
• Young Adult Copper Dragon
• Young Adult Gold Dragon
• Young Adult Green Dragon
• Young Adult Red Dragon Skeleton
• Young Adult Red Dragon
• Young Adult Silver Dragon
• Young Adult White Dragon
• Young Amethyst Dragon
• Young Black Dragon
• Young Blazewyrm
• Young Blue Dragon
• Young Brass Dragon
• Young Bronze Dragon
• Young Brown Dragon
• Young Cave Dragon
• Young Copper Dragon
• Young Emerald Dragon
• Young Faerie Dragon
• Young Flame Dragon
• Young Gold Dragon
• Young Gray Dragon
• Young Green Dragon
• Young Kruthik
• Young Leucrotta
• Young Mithral Dragon
• Young Purple Dragon
• Young Red Dragon
• Young Red Shadow Dragon
• Young Redcap
• Young Remorhaz
• Young Ruby Dragon
• Young Sapphire Dragon
• Young Sea Dragon
• Young Silver Dragon
• Young Spinosaurus
• Young Topaz Dragon
• Young Void Dragon
• Young White Dragon
• Young Wind Dragon
• Ypotryll
• Yrthak
• Yu Lung
• Yuan-Ti Abomination
• Yuan-Ti Anathema
• Yuan-Ti Broodguard
• Yuan-Ti Halfblood
• Yuan-Ti Holy Guardian
• Yuan-Ti Ignan
• Yuan-Ti Mage Slayer
• Yuan-Ti Malison Disciple of Zehir
• Yuan-Ti Malison Incanter
• Yuan-Ti Malison Sharp-eye
• Yuan-Ti Malison
• Yuan-Ti Mind Whisperer
• Yuan-Ti Nightmare Speaker
• Yuan-Ti Pit Master
• Yuan-Ti Pureblood
• Yuan-Ti Wretchling
• Yuan-Ti
• Yuant-ti Abomination
• Yugoloth
• Yuki-On-Na
• Yuki-Onna
• Yurian
• Yusdrayl