Corwinnn, Favoured Squirrel

Squirrels you control have vigilance.
At the beginning of your upkeep, create a 1/1 green Squirrel creature token.
Whenever a Squirrel you control leaves the battlefield, if it had power 2 or less, you gain 2 life.
"I'm the hero Squir-otham deserves, and also the one
it needs."