Ziru, the Chained Giant

Bestow {u/r}{u/r}{u/r}{u/r}. You must
bestow Ziru. Enchanted creature gets
Hexproof and "{t} you get a Break out counter"
When enchanted creature is destroyed,
this card enchants another creature.
If you halve 5 or more break out counters,
Pay his cost and Ziru becomes a creature.
If ziru is a creature all giants get +1+3.
When a giant attacks, deal 2 damage
for each giant in play. {u/r}{u/r} counter a
non necromancy spell.