You... by _unknown_
You Am... by Sebastian
You... by Redcrab
Yoshimi by Electric
Yolkanoid by FatFrost
Yolk by Jailbird
Yogibear by JSL
Yoda... by JSL
Yoda... by Skyffel
Yo! by unknown
Yinyan by Hroudtwolf
Year of... by Macx
Yaemon... by RRR
XRAY by Veto
XnX-AFL... by Death