A Mekk-Knight deck focuses on controlling the board through column-based mechanics and powerful Special Summons. Most Mekk-Knight monsters can Special Summon themselves from the hand to a column containing two or more cards, allowing the deck to swarm the field quickly while conserving Normal Summons. Key monsters like Mekk-Knight Purple Nightfall search other Mekk-Knights and dodge threats by banishing themselves temporarily, while cards like Mekk-Knight Blue Sky generate hand advantage. The deck often uses World Legacy Spell and Trap cards, especially World Legacy's Secret and World Legacy Scars, to negate effects or disrupt opponents in matching columns. Mekk-Knights are strongest going second because they can exploit an opponent’s established board, break through disruptions with large monsters, and pressure the field through repeated Special Summons, often mixing with other engines like Invoked or Crusadia for extra consistency and power.