Upstart Golden Ninja [SHVA-EN023] Super Rare BT4-015 but it cannot be activated

but it cannot be activated this turn

except "Silent Magician"

for a Ritual Summon: All monsters your opponent controls lose 500 ATK/DEF

) If you have 3 or fewer security cards

Set: Dark Beginning 1 Card type: Effect Monster Rarity: Common Attack: 1400 Defense: 1000 When this card is sent to the Graveyard as a result of battle

Upstart Golden Ninja [SHVA-EN023] Super Rare BT4-015 but it cannot be activatedSet: Shadows in Valhalla Card type: Effect Monster Rarity: Super Rare Attack: 500 Defense: 1800 Once per turn: You can send 1 Trap Card from your hand to the GY; Special Summon 1 Level 4 or lower "Ninja" monster from your Deck in face up Defense Position or face down Defense Position.