2 Level 4 monsters
During either player's turn, when a monster effect is activated on your opponent's side of the field (except during the Damage Step): You can detach 2 Xyz Materials from this card, then target 1 Effect Monster your opponent controls; while this card is face-up on the field, that Effect Monster's effects are negated, also it cannot change its battle position.
Near Mint Limited - $1,556.30
Lightly Played Limited - $1,400.70
Moderately Played Limited - $1,245.10
Heavily Played Limited - $933.80
Damaged Limited - $778.20