Steel Steed Martin Vainari

[ Machine / Effect ] [REQUIREMENT]None [EFFECT] Toss a coin a number of times equal to [the number of face-up monsters on your opponent's field]. 1/2/3 head(s): This turn, this card can attack twice. 3 heads: This turn, this card also inflicts piercing damage. ATK/ 2400 DEF/ 1700