The Elementor Cores are the red orbs on top of their heads. It is their weak spot, and if someone with it with enough power, it will knock out the Elementor it belongs to out. While normal Elementors has one core, Ultimate Elementor has four, and Mega Elementor has five. Although that all Elementors are different, all their cores are head, and are red.
- When normal Ultralinks links with an object, their weak spot is located in their heads. However, the weak spot still have their Ultralink head on it, different of The Elementors, that have red orbs instead of an Ultralink.
- It is a reference to the original Elementor, since his weak spot was located on the head to.
- All the cores of The Elementors are normal, with the exception of Air Elementor's core, which is able to create the Stasis Inhibitor, to do a chain reaction, creating Ultimate Elementor.
- In the toys, Fire Elementor and Earth Elementor's orbs are both Stealth Ultralinks, while Air Elementor and Water Elementor are more similiar to the show.