A clean strike: our hero's pawn topples the bishop on C3.

Slug answers by moving the knight from F6 to G8, and right after that our hero slides the bishop across the board, from C1 to D2. With dungeon cunning, Slug brings the pawn to B4.

A clean strike: our hero's pawn topples the pawn on B4.

Slug's king advances from E8 to E7. From B4 to C5, our hero's pawn swallows Slug's pawn.

Slug sets the knight on H6, watching every square. A clean strike: our hero's pawn topples the pawn on B6.

From the dark, Slug pushes the pawn to E3. From D2 to E3, our hero's bishop swallows Slug's pawn.

Slug answers by moving the knight from H6 to F5; then our hero slides the pawn across the board, from B6 to B7. With dungeon cunning, Slug brings the king to F6.

Promotion: on B8, our hero turns a pawn into a queen.

Slug's knight advances from F5 to D4. By taking the knight on D4, our hero drives Slug into check.

Slug sets the king on E7, watching every square. From B8 to B3, our hero's queen swallows Slug's pawn.

From the dark, Slug pushes the pawn to D5. A clean strike: our hero's queen topples the pawn on D5.

Slug answers by moving the king from E7 to F8, and right after that our hero slides the queen across the board, from D5 to G5. With dungeon cunning, Slug brings the pawn to F6.

By taking the pawn on F6, our hero drives Slug into check.

Slug's king advances from F8 to E8. From G6, our hero's queen forces Slug to defend.

Slug sets the king on F8, watching every square. A clean strike: our hero's queen topples the pawn on G4.

From the dark, Slug pushes the king to F7, and right after that our hero's pawn takes H4, leaving H2 behind. Slug answers by moving the king from F7 to F8; then our hero slides the pawn across the board, from H4 to H5.

With dungeon cunning, Slug brings the king to E7. With a steady hand, our hero brings the pawn to H6, and slug's king advances from E7 to E8.

our hero advances the pawn from H6 to H7, while slug sets the king on E7, watching every square. Promotion: on H8, our hero turns a pawn into a queen.

From the dark, Slug pushes the king to D6; then our hero's queen takes H7, leaving H8 behind. Slug answers by moving the king from D6 to D5, and right after that our hero slides the pawn across the board, from B2 to B3.

With dungeon cunning, Slug brings the king to C6. From G6, our hero's queen forces Slug to defend.

Slug's king advances from C6 to B5. our hero delivers the final mate from B6.