Nadia, Guardian of Merfolks

Lifelink Hexproof
When Nadia, Guardian of Merfolks enters the
battlefield create 2 Giant alligator tokens that
are both 2/2
If a Merfolk would die sacrifice a Giant Alligator
token instead if available
Whenever a Alligator dies you gain 1 life
All other Merfolk you control get +0/+2
All none token Alligators get +1/+1