What would be a good pokemon for this team?

Raikou, (rain dance, Thunder, Thunderbolt, Calm Mind). Tyranitar, (stone edge, earthquake, dragon dance, dark pulse). Giritina, (showdow force, shadow claw, dragon pulse, and still deciding on the last move). Magmortor, (eruption, flamethrower, fire blast, fire punch). Shuckle, (rest, toxic, power trick, earthquake). Please find a good guy for me