Book of Moon [YS17-EN025] Common Sea Serpent Must be Special Summoned (from

Must be Special Summoned (from your hand) by shuffling 10 other cards with different names from your hand and/or field into the Deck and/or Extra Deck

add 1 Level 1 Winged Beast monster from your Deck to your hand

You can only activate 1 "World Legacy Guardragon" per turn

You can only activate 1 "Union Hangar" per turn

You cannot Special Summon other monsters during the turn you activate this effect

Book of Moon [YS17-EN025] Common Sea Serpent Must be Special Summoned (fromSet: Starter Deck: Link Strike Card type: Quick Play Spell Rarity: Common Target 1 face up monster on the field; change that target to face down Defense Position.