You can only use the 1st and 3rd effect of this card’s name each once per turn.
(1) If this card is Normal or Special Summoned: You can place 1 “Silenforc” Continuous Spell/Trap from your Deck face-up in your Spell & Trap Zone.
(2) If you would Ritual Summon exactly 1 LIGHT Warrior or Dragon Ritual Monster with a card effect that requires use of monsters, you can use this card as the entire requirement.
(3) If a LIGHT Warrior and/or Dragon Ritual Monster(s) is Special Summoned to your field while this card is in your GY: You can Special Summon this card.