They have no mana colour, and don't technically have a physical form, but when they manifest on a plane they appear as monstrous titans, enormous creatures each with a wriggling nest of tentacles for a lower body
Since two of my dearest games have united in such spectacular fashion, this is a dream come true for me, as someone who likes to lean toward the Vorthos side of MTG
Its just that pesky Warp Artifact artwork that makes this one amusing misprint
If another (or the same) Space Beleren returns to the battlefield, creatures on the battlefield at that time will once again be assigned to sectors, but their new sector assignments are not influenced by any previous sector assignments they may have had
This is why I am not a huge fan of Lightning Helix over Incinerate in agro decks, you are the deck life gain is good against and mirror matchups in cube are very rare
Brave Little Tailor's special ability "Evasive" means only other cards with the same "Evasive" trait can attack it