Gather the Wonderbus

If you have Darren Benn, Gavin,Chunky Monkey and Harry Loulie on the battlefield, then each creature you and/or target player controls gains:
+{x}/+{x}, flying, lifelink, double strike, trample, haste and protection from up to {x} colours of your choice,where {x} is the amount of mana used to cast Gather The Wonderbus

"Techno grooves inside my eyelids"
-Harry Loulie