Fyris, the Fluffy Noodle

When this creature dies, you may pay {1}{w/u}{w/u}.
If you do, return this creature to your hand and
create a collorless Feather artifact token with
"sacrifice this artifact: You gain one life."
This creature enters the battlefield with a
number of +1/+1 counters, equal to the amount
of Feather tokens you control.