Casey Jones, Ski Masked Ally

Ninjutsu {4}{r}{w}

Menace

When Casey Jones, Ski Masked Hero deals combat damage to an opponent, reveal the top 3 cards
of your library. You may put a Ninja card revealed this way on the battlefield tapped
and attacking. Put the rest on the top of your library in any order.
{3} {t}, Make target ninja unblockable this combat.