Queen's Diamond
Legendary Artifact — Spacecraft, {4}
Oracle Text
{T}: Choose a color. Add one mana of that color for each charge counter on Queen's Diamond. Spend this mana only to cast your commander.
Station (Tap another creature you control: Put charge counters equal to its power on this Spacecraft. Station only as a sorcery. It's an artifact creature at 8+.)
8+ | Flying, vigilance, haste