P843 SUBPAGES
TAP A HIGHLIGHT • FLIP LINE
CPU 2.0s
YOUR TURN
YOU 2 •
CPU 2 •
MOVES 4
READY — YOU ARE LIGHT • CPU IS DARK
OPTIONS
P843
PLAYS BEST IN FULLSCREEN
Rule: flip at least one disc.
Pass: automatic if no legal moves.
Keys: Enter = New • ESC = Page 1
OPTIONS + QUICK START
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FULLSCREEN IS RECOMMENDED FOR BEST PLAY
TIP: TAP A HIGHLIGHTED SQUARE TO PLAY
Place: tap a highlighted square.
Flip: any trapped enemy line flips.
Pass: automatic if you have no move.
STRATEGY
P843/3
Take corners: they never flip.
Avoid X-squares: diagonals near corners.
Mobility: restrict CPU legal moves.
Parity: late game matters.
Tempo: force passes to gain turns.
FAQ + SEO
P843/4
Updated: 2026-02-22
Keywords: othello game • reversi online • flip discs • teletext arcade • strategy board
Offline: runs fully in-browser.
FAQ: only legal moves are highlighted.