Magnet

How do they work? We don't know. But Magnets are often used as connection points and alternative points of articulation.

Voltes V Maize	Boss Borot Evolution Toy	Grendizer Giga Evolution Toy	Mazinger Z Maize	Nendoroid Kirby Good Smile Compan...
Getter Dragon Evolution Toy	Godmars Evolution Toy	Big Dai X Evolution Toy	Albegas Evolution Toy	Grendizer CM's Corpora...
Goraion TongMeng	Mach Baron Evolution Toy	Gold Pegasus Seiy... Bandai	Dougram Takara	Gaiking Evolution Toy
DX Mazinger Z Bandai	Batman by Jim Lee Play Imaginative	Luke Skywalker (B... Hot Toys	Black Getter Fewture Models	Arale-Chan Fewture Models
Space Traveler Ti... Takara	Indiana Jones Hot Toys	GX-01B Mazinger Z... Bandai	Stormtrooper Two... Kotobukiya	IG-88 Sideshow Collecti...
Kotetsu Jeeg Evolution Toy	Darth Vader Kotobukiya	Gordam Dragon Art Storm Co., Lt..., Fewture Models	Daiku Maryu Bandai	Combattra Bandai
Barattack (Mizawa... CM's Corpora...	Cubix Youngtoys	Nova & Sparky Trendmasters	TWoK Phaser Diamond Select To...	SDF-1 Macross (Do... Yamato
Dragon Shiryu Kids Logic	War Machine Hot Toys	Batman Hot Toys	Star Trek TNG Ent... Diamond Select To...	Gowapper-5 Gordam Art Storm Co., Lt..., Fewture Models
Twin Combat Takara	Black Reideen Bandai	Darth Vader'... Code 3	Megabloks War Mac... MEGA Brands	Project BM! Kaned... Bandai
Multi-Force 14 Ro... Takara	Motoslave Yamato	VF-11C with Super... Yamato	GX-50 Combattler... Bandai	1/6 The Joker Hot Toys