Tommy Shlug, Snake Wrangler

Shroud
Whenever this creature deals combat damage to
an player, you may pay {4}{w}{b}. If you do, create
a 5/7 white and black legendary creature token
called "Viper Higgins" with vigilance and lifelink.
Sacrifice two Crypto: Create a copy of target
token creature you control (if it is legendary, the
copy is not legendary).