Blessings of the Nile is a Continuous 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, Blessings of the Nile is Unlimited.
YGOPRODeck lists Blessings of the Nile for these formats: GOAT, OCG GOAT, Duel Links, Common Charity, Edison, TCG, OCG, Master Duel.
A listed print of Blessings of the Nile appears in Ancient Sanctuary (AST-090) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for Blessings of the Nile is about $0.07 on Cardmarket (prices change frequently).
