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I've used Stunfisk a lot in multiple tiers and Yawn is better than Protect on it due to it allowing Stunfisk to catch defoggers and spinners as they come in, forcing them out and allowing you to keep your rocks on the field.
Yo RU open is up and we're facing, qhen can you play? I'm starting school tomorrow so I'll be pretty busy, but I'm sure well find a time with 2 weeks. I'm EDT