How To Beat Sierra Jan 2024.  — one of the best teams you can use to beat sierra in pokémon go right now is gardevoir, mamoswine, and electivire.  — as the tides of battle shift with each passing month, mastering the art of countering sierra’s monsters becomes an ongoing challenge for pokemon go trainers.

 — use mewtwo, rhyperior, and gardevoir for the best team lineup against sierra.  — leader sierra’s battle has three phases, with the first phase always being a trapinch.