Dark Ruler No More is a Normal Spell Card.
Spell Cards are usually activated from the hand on your turn unless their type gives another timing window.
On the current TCG and OCG Forbidden & Limited lists tracked here, Dark Ruler No More is Unlimited.
YGOPRODeck lists Dark Ruler No More for these formats: Duel Links, Common Charity, TCG, OCG, Master Duel.
A listed print of Dark Ruler No More appears in 2019 Gold Sarcophagus Tin (TN19-EN014) at Prismatic Secret Rare rarity.
Among markets shown on this page, the lowest listed snapshot for Dark Ruler No More is about $0.02 on Cardmarket (prices change frequently).
