Any Youmu is cute. Well, the last one is creepy as well, but is allright.
Normal YoumuDeformed YoumuCute Youmu"Youmu's Naked Sweet Vinegar Ankake"Surreal YoumuI'm quitting...Cool Youmu
a play on "kakkuyoku"Nanashi no Yoomu
(probably referring to the horror game ナナシ ノ ゲエム 目 Nanashi no Game Me)