Learn ChessFrontier

Reveal Chess vs Regular Chess

Reveal Chess preserves chess tactics and positional play while adding hidden identities, probability and asymmetric information. On ChessFrontier, Hidden Chess is another name for this same variant.

Play free vs computer

No account needed for computer practice. Sign in on the home page for online play.

ComparisonRegular chessReveal Chess
Piece identitiesBoth players know every piece’s identity from the start and can assess material and threats accordingly.Except for kings, true identities begin hidden and are revealed on each piece’s first move.
Openings and memorizationKnowing opening lines and common variations can help you gain an advantage and avoid traps.Fixed opening lines are hard to follow directly. Familiar opening principles still matter, but plans must adapt as identities are revealed.
First movePieces always move according to their true identities.A hidden piece first moves according to its apparent role, then reveals its true identity and uses that identity on later moves.
Captures and asymmetric informationBoth players know which piece was captured; material information is public.Only the capturer learns an unrevealed victim’s identity, so players may assess the remaining material differently.
Probability and expected valuePiece identities are certain; calculation focuses on gains and losses in concrete variations.Use known information to infer hidden identities and weigh the probability, reward and risk of possible outcomes when attacking, capturing or exchanging.
Information valueA move’s value mainly concerns material, position, initiative and king safety.Also weigh information: will a reveal improve your decisions, is it worth a move, and what does exposing your own piece cost?
BluffMaterial and capture information are public; you cannot hide a captured piece’s identity to create a false impression of material advantage.Private capture information lets you bluff through subsequent moves, influencing your opponent’s assessment of material and the position.
Planning and adaptationAdjust attacking and defensive plans in response to your opponent’s moves and changes in the position.Each reveal may change threats and material assessments, requiring you to reconsider attacks, defenses and exchanges.