If you're having trouble using a rig, you could always use shape keys! To add q shaoe key, go to the object data panel and click the + under shape keys! The first one will be basis and then add another one. With that one selected, go into edit mode and adjust the mesh how you want it to look. Then fo to object mode and drag the slider bar under the shape key and you will see it work!

If you're having trouble using a rig, you could always use shape keys! To add a shape key, go to the object data panel and click the + under shape keys. The first one will be the basis key and then add another one. With that one selected, go into edit mode and adjust the mesh how you want it to look. Then go to object mode and drag the slider bar under the shape key and you will see it work.