Clock Tower Prison [EOJ-EN048] Super Rare BT10-085 if a "SPYRAL" monster is

if a "SPYRAL" monster is Special Summoned to your field (except during the Damage Step): You can target 1 monster your opponent controls

you can Special Summon this card by Tributing 1 monster

Special Summon 1 "Elemental HERO" Normal Monster from your Deck

[When Attacking][Once Per Turn] For each Tamer you have in play

You can only use each effect of "Metalrokket Dragon" once per turn

Clock Tower Prison [EOJ-EN048] Super Rare BT10-085 if a "SPYRAL" monster isSet: Enemy of Justice Card type: Field Spell Rarity: Super Rare Attack: 0 Defense: 0 Put 1 Clock Counter on this card during each of your opponent's Standby Phases. While there are 4 or more Clock Counters om this card, the controller of this card does not receive any Battle Damage. When this card with 4 or more Clock Counters is destroyed and sent to the Graveyard, Special Summon 1 "Destiny Hereo Dreadmaster" from your hand or Deck.