Seeing a Shiny Pokemon is a 1 in 8192 odds or something along those lines, so seeing them in the anime is always a hype moment.
From funny moments in the anime to just looking ... Kingler is both fun and good in a battle. Ash's Kingler, back when it was still just a Krabby, defeated Mandy's Exeggutor in the first round ...
though the recently-announced Pokémon Champions looks like it might fill the gap with its battle-focused gameplay. That one was announced during the Pokémon Presents showcase last month ...