FLIP: You can discard 1 "Subterror" monster, and if you do, draw 2 cards. You can only use this effect of "Subterror Behemoth Stalagmo" once per turn.
When a face-up monster you control is flipped face-down, if you control no face-up monsters: You can Special Summon this card from your hand in Defense Position. Once per turn: You can change this card to face-down Defense Position.
Near Mint / Lightly Played Unlimited - $3.00
Moderately Played Unlimited - $2.50
Heavily Played Unlimited - $2.50
Damaged Unlimited - $2.00
Near Mint / Lightly Played 1st Edition - $3.00
Moderately Played 1st Edition - $2.50
Heavily Played 1st Edition - $2.50
Damaged 1st Edition - $2.00