Lyrilusc - Promenade Thrush

[ Winged Beast / Xyz / Effect ] 2+ Level 1 monsters Gains 500 ATK for each material attached to it. Once per turn: You can detach 1 material from this card, then target 1 Spell/Trap your opponent controls; shuffle it into the Deck. At the start of the Damage Step, if another monster you control battles: You can detach any number of materials from this card; that monster you control gains 300 ATK for each material detached, until the end of this turn. ATK/ 0 DEF/ 0