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Pokemon Red and Blue Phase 10: Post-Game + Completion Walkthrough

Phase 10 of the Pokemon Red and Blue walkthrough covering Cerulean Cave, Mewtwo, version exclusives, trades, fossils, Game Corner prizes, and completion cleanup.

By Damodar Sharma Updated June 19, 2026 Walkthrough

Cerulean Cave, Mewtwo, version exclusives, trades, fossils, Game Corner prizes, and completion cleanup. Open each section page for exact encounter odds, trainer teams, visible items, hidden items, and boss branches.

Phase 10

Cerulean Cave, Mewtwo, version exclusives, trades, fossils, Game Corner prizes, and completion cleanup.

Target60-70+ RewardMewtwo, Cerulean Cave, Pokedex cleanup Sections2
Charizard Red and Blue sprite Blastoise Red and Blue sprite

Section Pages

Phase Data Rollup

Section Source maps Wild rows Trainers Items
Cerulean Cave Completion352010
Version, Trade, Fossil, and Prize Cleanup80112

Phase 10 Checklist

  • Finish every section page in order before treating Post-Game + Completion as complete.
  • Check Red and Blue version rows before skipping an encounter.
  • Use boss rows for exact party branches and reward planning.