our hero gives check with the rook on A8.

Alpha Bat sets the knight on B8, watching every square. By taking the knight on B8, our hero drives Alpha Bat into check.

From the dark, Alpha Bat pushes the king to D7; then our hero's rook takes F8, leaving B8 behind. Alpha Bat answers by moving the pawn from E7 to E5.

By taking the bishop on F7, our hero drives Alpha Bat into check.

With dungeon cunning, Alpha Bat brings the king to D8. With a steady hand, our hero brings the rook to H7, while alpha Bat's rook advances from F5 to F7.

From H7 to H6, our hero's rook swallows Alpha Bat's bishop.

Alpha Bat sets the king on D7, watching every square. A clean strike: our hero's rook topples the pawn on H4.

From the dark, Alpha Bat pushes the king to E6. From H4 to H3, our hero's rook swallows Alpha Bat's pawn.

Alpha Bat answers by moving the rook from F7 to C7; then our hero slides the bishop across the board, from C1 to D2. From the shadows, Backstab. Alpha Bat loses a piece to our hero's blade.

With dungeon cunning, Alpha Bat brings the rook to E7, and with a steady hand, our hero brings the pawn to B3. Alpha Bat's rook advances from E7 to C7, while our hero advances the pawn from B3 to B4.

Alpha Bat sets the rook on C8, watching every square. Without hurry or fear, our hero places the pawn on B5; then from the dark, Alpha Bat pushes the rook to C2.

our hero's pawn takes B6, leaving B5 behind, and right after that alpha Bat answers by moving the king from E6 to D5. our hero slides the pawn across the board, from B6 to B7.

With dungeon cunning, Alpha Bat brings the rook to C7. Promotion: on B8, our hero turns a pawn into a queen.

Alpha Bat's pawn advances from E4 to E3, and our hero advances the bishop from D2 to C1. Alpha Bat sets the king on C5, watching every square.

By taking the rook on C7, our hero drives Alpha Bat into check.

From the dark, Alpha Bat pushes the king to D5. From F2 to E3, our hero's pawn swallows Alpha Bat's pawn.

Alpha Bat answers by moving the pawn from D4 to D3. A clean strike: our hero's pawn topples the pawn on F4.

With dungeon cunning, Alpha Bat brings the king to E6. From F4 to E5, our hero's pawn swallows Alpha Bat's pawn.

Alpha Bat moves the king from E6 to E5 and topples our hero's pawn.

A clean strike: our hero's rook topples the pawn on D3.

Alpha Bat sets the king on E6, watching every square. By taking the pawn on D6, our hero drives Alpha Bat into check.

From the dark, Alpha Bat pushes the king to E5. From E7, our hero's queen forces Alpha Bat to defend.

Alpha Bat answers by moving the king from E5 to F5. Check: our hero tightens the net by bringing the queen to F6.

With dungeon cunning, Alpha Bat brings the king to G4. our hero gives check with the pawn on H3.

Alpha Bat advances to H3 and claims our pawn.

our hero advances the queen from F6 to G5; then alpha Bat sets the king on H2, watching every square. our hero delivers the final mate from H6.