Diego Cathalifaud, a renowned roguelike developer known for titles like Powergrounds, and Santiago Zapata, aka Slash, a prolific 7-Day Roguelike participant, share their insights on designing roguelikes within a week. They discuss the importance of pre-jam planning, compact designs, and player testing. Slash emphasizes the challenges of adapting non-roguelike games, while Diego encourages refining mechanics through play. The duo also explores collaboration tips and the significance of embracing unconventional ideas for unique gameplay.