Eight match-ups for the anime Jewelpet:

Ruby vs Pikachu: The main mascots of franchises revolving around superpowered pets with human partners who help them grow in power.

Garnet vs Rarity: The main groups' magic-powered fashionistas.

Sapphie vs Tails: The main trios' blonde, blue-eyed, and highly intelligent superpowered canine inventors.

Diana vs Tempest Shadow: Second-in-command to major antagonists (Dian and the Storm King respectively) and both possess lightning spells and powerful kicks.

Alma Jinnai vs Darth Vader: Like Vader, Alma is the most powerful magic user in her setting, is motivated by her mother's "death", and is a pawn to the Bigger Bad.

Opal vs Twilight Sparkle: Miyuki Sawashiro's winged unicorns who are at the top of their class and specialize in magic spells.

Luea vs Trixie Lulamoon: Ruby's and Twilight's respective species-sharing rival magicians who eventually ascend to royalty.

Tour vs Puss in Boots: Spanish cat thieves whose greatest weapon are their green eyes: Tour casts spells with his while Puss turns his eyes big and black to mesmerize others.