The Second Square

AGEIO

An 8×8 cube: 28 cells on the ring, 36 in the Second Square. Choose squares or lines when you sit down. Play until a king is taken. No clocks. No accounts.

Occupancy

Chess occupancy. White on ranks 1–2, Black on 7–8.

Play the AI

Three strengths. The machine does not keep time.

Difficulty

Online room

Create a code and share the link. The second visitor sits Black.

Display name

Same device

Pass the board back and forth. Flip it when you change seats.

White starts on ranks 1–2. Occupancy follows the toggle above. There is no clock.

Pass and play