Mirror Force [YSYR-EN040] Common Magic Player Rewards 2008 Tawnos finally cracked the puzzle:

Tawnos finally cracked the puzzle: the strange structures did not house Mishra's malevolent creations but were themselves among his creations

At the beginning of the upkeep of enchanted creature's controller

the cold is but a momentary distraction

Put one of them into your graveyard

if you control a card(s) in your Spell & Trap Card Zone: You can Special Summon this card from your hand

Mirror Force [YSYR-EN040] Common Magic Player Rewards 2008 Tawnos finally cracked the puzzle:Set: Starter Deck: Yugi Reloaded Card type: Normal Trap Rarity: Common When an opponent's monster declares an attack: Destroy all Attack Position monsters your opponent controls.