Ritto, Angler of Legend

{3}{u}, Sacrifice Ritto, Angler of Legend:
Create a 3/3 blue Fish creature token with
"When this creature dies, create a 6/6 blue
Whale token with 'When this creature dies,
create a 9/9 blue Kraken token.'"
{t}: Create a 1/1 blue fish token with "This
creature can't be blocked."
"Yer fond of me lobster, ain't ye?!"