A clean strike: our hero's knight topples the pawn on H3.

Alpha Bat gives check with the pawn on D2.

From C1 to D2, our hero's bishop swallows Alpha Bat's pawn.

Alpha Bat's king advances from E8 to F8. our hero advances the bishop from D2 to A5, while alpha Bat sets the pawn on E3, watching every square.

Without hurry or fear, our hero places the king on E2. Alpha Bat gives check with the pawn on F3.

our hero's king takes F1, leaving E2 behind. Alpha Bat answers by moving the rook from F5 to G5. From H3 to G5, our hero's knight swallows Alpha Bat's rook.

Check from Alpha Bat: the bishop plants itself on C4.

With a steady hand, our hero brings the king to E1, while alpha Bat's king advances from F8 to G8. From G5 to F3, our hero's knight swallows Alpha Bat's pawn.

Alpha Bat sets the king on F8, watching every square. A clean strike: our hero's knight topples the pawn on D4.

From the dark, Alpha Bat pushes the pawn to E2, and right after that our hero's knight takes F3, leaving D4 behind. Alpha Bat answers by moving the knight from D7 to C5.

A clean strike: our hero's knight topples the pawn on H4.

Alpha Bat's bishop reaches D2 and threatens our hero's king.

From A5 to D2, our hero's bishop swallows Alpha Bat's bishop.

Alpha Bat's king advances from F8 to E8. our hero advances the knight from H4 to G6, while alpha Bat sets the king on F7, watching every square.

Without hurry or fear, our hero places the knight on F4. From the dark, Alpha Bat pushes the knight to B3; then our hero's bishop takes C3, leaving D2 behind.

Alpha Bat answers by moving the knight from B3 to A5. From C3 to A5, our hero's bishop swallows Alpha Bat's knight.

With dungeon cunning, Alpha Bat brings the pawn to E5. A clean strike: our hero's knight topples the pawn on E2.

Alpha Bat's king advances from F7 to E8. our hero advances the knight from E2 to C3, and alpha Bat sets the bishop on E2, watching every square.

A clean strike: our hero's king topples the bishop on E2.

From the dark, Alpha Bat pushes the king to E7, and right after that our hero's king takes D3, leaving E2 behind. Alpha Bat answers by moving the king from E7 to E6; then our hero slides the king across the board, from D3 to E4.

In that instant, Backstab: one of Alpha Bat's pieces vanishes without a trace.

With dungeon cunning, Alpha Bat brings the king to F6. From D5, our hero's knight forces Alpha Bat to defend.

Alpha Bat's king advances from F6 to E6, while our hero advances the pawn from H2 to H4. Alpha Bat sets the king on D7, watching every square.

Without hurry or fear, our hero places the pawn on H5; then from the dark, Alpha Bat pushes the king to C6. our hero's pawn takes H6, leaving H5 behind, and right after that alpha Bat answers by moving the king from C6 to C5.

our hero slides the pawn across the board, from H6 to H7. With dungeon cunning, Alpha Bat brings the king to C6. Promotion: on H8, our hero turns a pawn into a queen.

Alpha Bat's king advances from C6 to C5. From C8, our hero's queen forces Alpha Bat to defend.

Alpha Bat sets the king on B5, watching every square. Without hurry or fear, our hero places the bishop on D8, and right after that from the dark, Alpha Bat pushes the king to A4.

our hero gives check with the queen on A6.

Alpha Bat answers by moving the king from A4 to B3. A clean strike: our hero's queen topples the pawn on D6.

With dungeon cunning, Alpha Bat brings the king to A4. our hero delivers the final mate from B4.