Impenetrable Disguise

When this is attached to a creature, choose a
creature type. Equipped creature is that creature
type in addition to its other creature types, can't
be blocked by creatures of the chosen type and
has "when this deals damage to a player, you may
draw a card".
Equip {2} (Attach this permanent to target creature
you control. Activate this ability only any time you
could cast a sorcery.)