The Calculator is a Thunder Effect Monster with Attribute LIGHT, Level 2, ATK -1, DEF 0.
Monster cards contest the field through Summons, battles, and effects—check Level/Rank/Link and Attribute for Extra Deck or searchers.
On the current TCG and OCG Forbidden & Limited lists tracked here, The Calculator is Unlimited.
YGOPRODeck lists The Calculator for these formats: Duel Links, Common Charity, Edison, TCG, OCG, Master Duel.
A listed print of The Calculator appears in 2-Player Starter Deck: Yuya & Declan (YS15-ENY11) at Common rarity.
Among markets shown on this page, the lowest listed snapshot for The Calculator is about $0.11 on TCGPlayer (prices change frequently).
