Pokemon GO Level 50 Challenge: All tasks and rewards

Pokémon Go level 50 – XP requirements, challenges, and more

Special Research - Bulbapedia, the community-driven Pokémon encyclopedia

Pokémon Go level requirements, level up item rewards list explained

Pokémon Go' New Level Cap: Every Requirement to Reach Level 50

Good luck trainers! #pokemongo #levelup #level50

Why Does Pokémon GO Player Have So Much XP?

Pokemon GO Level 50 Challenge: All tasks and rewards

Pokemon Go Level 40, 43, 45, 48 and 50 Challenge Research Tasks and Rewards

Level 50 challenge part 2 tasks : r/TheSilphRoad