Awooga, The killer whale

Flash, islandwalk, Amass whales 3, Haste,
{u}: Awooga killer whale becomes umblockable, becomes indestructible and gains +X +X where X is the number of
whales in play Emminence: during your upkeep if you control 3 or more whales draw three cards
Evoke {t} a whale in play