All non-Effect Monsters on the field are unaffected by monster effects. Once per turn, if your opponent Special Summons an Effect Monster(s), while you control a face-down monster or non-Effect Monster (except during the Damage Step): You can draw 2 cards.
Near Mint Unlimited - $3.70
Lightly Played Unlimited - $3.40
Moderately Played Unlimited - $3.00
Heavily Played Unlimited - $2.60
Damaged Unlimited - $1.90