Satoru, the Infiltrator [Outlaws of Thunder Junction]

Set: Outlaws of Thunder Junction Type: Legendary Creature — Human Ninja Rogue Rarity: Rare Cost: {U}{B} MenaceWhenever Satoru, the Infiltrator and/or one or more other nontoken creatures enter the battlefield under your control, if none of them were cast or no mana was spent to cast them, draw a card. This backwater doesn't have a single wall, ward, or guard that could keep me out.