Fiend Reflection of the Millennium

INFO-FR005

If this card [[battle]]s a [[monster]], neither can be destroyed by that battle. You can only use each of the following [[effect]]s of "Fiend Reflection of the Millennium" [[once per turn]]. If this card is in your [[hand]]: You can place it in your [[Spell & Trap Zone]] as a [[face-up]] [[Continuous Spell]]. If your opponent activates a card or effect, while this card is a Continuous Spell (except during the [[Damage Step]]): You can [[Special Summon]] this card, then you can gain [[LP]] equal to half the [[ATK]] of 1 monster on the [[field]].