Jotunheimr

Jotunheimr enters the battlefield tapped.
{t}: Add {u} to your mana pool.
{2}{u}: Jotunheimr becomes a 6/6 Giant
creature token until end of turn and gains,
"{u}: This creature becomes a 1/1 Giant
Shapeshifter with hexproof and unblockable
until end of turn".