Toothless

flying, cannot be countered, night camouflage
(cannot be targeted by any spells or abilities and
cannot take damage from attacks or fights),
as long as toothless is on the battle field take
control of all dragons and any dragon that
enters the battle is now under your control,
pay {7}{u}{b}; search all libraries for any
number of dragons and put them on the
battle field under your control.