Shapesister is a Continuous Trap Card.
Trap Cards are normally Set first and can be activated on a later turn, often in response to an action.
On the current TCG and OCG Forbidden & Limited lists tracked here, Shapesister is Unlimited.
YGOPRODeck lists Shapesister for these formats: Duel Links, Common Charity, TCG, OCG, Master Duel.
A listed print of Shapesister appears in 2014 Mega-Tin Mega Pack (MP14-EN111) at Ultra Rare rarity.
Among markets shown on this page, the lowest listed snapshot for Shapesister is about $0.12 on Cardmarket (prices change frequently).
