is a Japanese-Canadian anime collaboration between Studio Bones
and toy company Spin Master, about a group of kids in the year 2034 who find they are able to turn themselves into robot heroes on a distant planet.
...Millennia ago, the peaceful cube–like planet Quarton, populated by shape–shifting living bricks, was ravaged by a war between the Corekai
and the Corrupted
, led by the ruthless warlord Vilius
who desired to obtain all Tenkai Energy
for his own purposes. However, the only ones who were strong enough to defeat him were the Tenkai Knights: Bravenwolf, Tributon, Valorn and Lydendor. Facing defeat, Vilius unleashed the mighty Tenkai Dragon, the beast was defeated by the four Knights and its fragments were scattered. These heroes were never seen again, but the Corrupted have returned more powerful than ever.
Tenkai Knights contains examples of: