Front Line Soldier

Flying
When Front Line Soldier enters the battlefield, if {w} was spent to cast it, reveal the
top 3 cards of your library. You may put a creature card with converted mana cost 3 or less among them into your hand, and the rest on the bottom of your library in a random order.
When Front Line Soldier enters the battlefield, if {r} was not spent to cast it, sacrifice it.
"Alright, boys, here they come!"