Ambrose, Alchemical Golem

If you paid {w} to cast this spell, it enters the
battlefield with a lifelink counter on it.
If you paid {u} to cast this spell, it has flash.
If you paid {b} to cast this spell, it enters the
battlefield with a deathtouch counter on it.
If you paid {r} to cast this spell, it has haste.
If you paid {g} to cast this spell, it enters the
battlefield with 2 +1/+1 counters on it.
When Ambrose, Alchemical Golem dies, add
{w}{u}{b}{r}{g}.