From grimoire
Designs and implements a high-press defensive system for sports tactics, covering press types, triggers, cover shadows, and trap coordination. Useful for soccer, basketball, or handball coaches.
How this skill is triggered — by the user, by Claude, or both
Slash command
/grimoire:apply-press-defense-systemThe summary Claude sees in its skill listing — used to decide when to auto-load this skill
Design and implement a coordinated high-press defensive system that wins the ball in advanced positions using pressing triggers, compact shape, and individual pressing assignments.
Design and implement a coordinated high-press defensive system that wins the ball in advanced positions using pressing triggers, compact shape, and individual pressing assignments.
Adopted by: Jürgen Klopp's Liverpool (2015-2024), Marcelo Bielsa's Leeds United and national teams, Diego Simeone's Atlético Madrid, and Pep Guardiola's teams use different press systems as their primary defensive approach. High pressing has become the dominant defensive tendency in elite soccer, basketball full-court press, basketball trap defense, and handball all have equivalent pressing concepts adapted to their sport. Impact: Andrienko et al. (2019, Nature Machine Intelligence) used spatial analytics to show that high pressing correlates with winning ball in advanced positions, which in turn correlates with goal-scoring opportunity quality. Liverpool under Klopp averaged 45+ high press actions per match in their 2019 Champions League winning season; their defensive structure was built around winning possession in the opponent's half. Pressing requires fitness but also precision — uncoordinated pressing creates larger defensive gaps than a deep block.
Define which type of press is primary:
High press (gegenpressing): Press immediately after losing the ball, within 6-8 seconds, before the opponent reorganizes.
Structured high press: Actively press when the opponent is in possession in their own third, forcing errors or long balls.
Mid-block with press trap: Defend in the middle third, press aggressively when the opponent enters a defined zone or specific player receives the ball.
Every press system requires cover shadows — blocking passing lanes through body positioning before the ball arrives:
Rule: the player pressing the ball does NOT have to win the ball alone. They pressure and block while teammates position to cover the outlet passes.
The defensive line must match the press intensity:
The defensive line height determines the space behind the defense — the primary counter-attack vulnerability of a high press. Set the line with the goalkeeper's ability to sweep in mind.
Pressing is a coordinated action — one player pressing ≠ a press system:
A high press is the most physically demanding defensive system:
apply-sport-specific-conditioning)No press works 100% of the time. When the press is beaten:
npx claudepluginhub jeffreytse/grimoire --plugin grimoireDesigns a possession-based tactical system using positional play principles for soccer coaches. Creates structured build-up patterns and spatial occupation strategies.
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Calculate derived football metrics such as xG, xGOT, PPDA, expected threat, and passing networks from raw event data. Useful for football analytics and model building.