alternate form

enchant planeswalker
when alternate form enters the battlefeild chose 2 creature types.
enchanted planes walker is a creature with base
power and toughness 4/4 and all chosen types, its
still a planeswalker. it has whenever this creature
deals combat damage to a player put a loyalty
counter on it. if enchanted planeswalker would
leave the battlefeild for any reason instead
sacrifice alternate form.