REDU format ruling
Ritual of Destruction

Nearest-era rulings (Tengu, Sept 2011) — no REDU-specific archive exists.
Card effect (current official text)This card is used to Ritual Summon "Garlandolf, King of Destruction". You must also Tribute monsters whose total Levels equal 7 or more from the field or your hand. During your Main Phase, you can remove from play this card from your Graveyard. If you do, during this turn, any monster destroyed by battle with a Ritual Monster you control will be returned to the top of the Deck instead of being sent to the Graveyard.
Rulings
- Removing this card from play is the cost to activate the effect to return destroyed monsters to the Deck.
- If a Ritual Monster destroys "Horus the Black Flame Dragon LV6" while the effect of this card is active, "Horus the Black Flame Dragon LV6" is returned to the Deck.
- The effect of "Ritual of Destruction" is also applied to Ritual Monsters that are Special Summoned after the effect resolves.
- You can activate the effect of "Ritual of Destruction" even if you control no Ritual Monsters.
- You activate the effect of "Ritual of Destruction" during your Main Phase.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the REDU forum — sourced change requests get reviewed.