Green Dragon Ninja

Ninjutsu {g}{g}
When Green Dragon Ninja enters the battlefield,
if it was cast, you may shuffle a Ninja creature
card and a spell with subtype Jutsu from your graveyard into your Library. Target opponent
must also place two cards chosen at random on
the top of their Library.
If Green Dragon Ninja enters the battlefield any
other way, you may draw up to two casds.