Clefable can do well in your team too, since it has access to Helping Hand and Follow Me, which are maybe the support moves you lack in your team along with a taunter.
This is Angel Miranda's build, but i replaced Ice Beam for Moonblast for Fairy type coverage and because you already have other ice type moves in your team.
Clefable @ Sitrus Berry
Ability: Unaware
EVs: 252 HP / 156 Def / 28 SpA / 68 SpD / 4 Spe
Nature: Bold
- Follow Me
- Moonblast
- Protect
- Helping Hand
This is Angel Miranda's build, but i replaced Ice Beam for Moonblast for Fairy type coverage and because you already have other ice type moves in your team.
Clefable @ Sitrus Berry
Ability: Unaware
EVs: 252 HP / 156 Def / 28 SpA / 68 SpD / 4 Spe
Nature: Bold
- Follow Me
- Moonblast
- Protect
- Helping Hand