Stardust Crusaders

When Stardust Crusaders enters the battlefield, create a number of token copies of
it equal to the number of colors of mana spent
to cast it, then sacrifice one of those copies.
Other creatures named Stardust Crusaders
have Double Strike, Trample, Hexproof from spells with names that don't begin with "S",
and "When this creature dies, it deals 1 damage
to any target and you gain 1 life."