Alolan Raichu is the new Dracovish. It got this new move Rising Voltage , base 70 that doubles in power under electric terrain. Bisharp is a nice pair, not only because of spike stacking but also because defog removes terrain now. https://pokepast.es/4c79e9eb592fc738
Rain teams got demolished since this set almost insta kills all water pokemons with priority after set up and it also wins 1 vs 1 against all grass or steel pokemon in rain teams