A clean strike: Ruben V.'s pawn topples the bishop on C3.

Slug advances to A2 and claims our pawn.

From A1 to A2, Ruben V.'s rook swallows Slug's pawn.

Slug's knight advances from F6 to D5. Check: Ruben V. tightens the net by bringing the rook to A8.

Slug sets the king on D7, watching every square. By taking the knight on D5, Ruben V. drives Slug into check.

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

From the dark, Slug pushes the king to C7. From E5, Ruben V.'s queen forces Slug to defend.

Slug answers by moving the king from C7 to B7, and ruben V. slides the queen across the board, from E5 to E8. With dungeon cunning, Slug brings the king to C7, while with a steady hand, Ruben V. brings the knight to A3.

Slug's pawn advances from C5 to C4. By taking the pawn on B5, Ruben V. drives Slug into check.

Slug sets the king on B7, watching every square. Check: Ruben V. tightens the net by bringing the knight to D6.

From the dark, Slug pushes the king to C7. Ruben V.'s knight takes C8, leaving D6 behind; then slug answers by moving the pawn from F7 to F5.

Ruben V. slides the queen across the board, from E8 to E6. With dungeon cunning, Slug brings the king to D8. Check: Ruben V. tightens the net by bringing the knight to D6.

Slug's king advances from D8 to C7, while ruben V. advances the pawn from B2 to B4. Ruben V. wraps a piece in Stealth; Slug passes through the square without seeing it.

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

Slug sets the king on C6, watching every square.

In the end, Ruben V. delivers checkmate and Slug flees the board.