Incline Dumbbell Presses, Converging Machine Chest Presses, Overhead Press variations.

Structured volume at moderate intensities (e.g., 5x5 at 60%) with reduced rest periods. Phase 3: Strength Peaking Maximize absolute strength for a competition or testing.

You cannot "short circuit" consistency. The "Base Building" phase is explicitly about building the support system needed for muscle growth and heavy lifting later on.