Salamander

{t}{x}, create {x} 2/2 Kobold tokens with,
"{1}, sacrifice this creature, deal 1 damage
to any target.
At the beginning of your upkeep,
create a 2/2 Kobold token with
" {1}, sacrifice this creature,
deal 1 damage to any target.
All Kobold creatures get +1/+1
for each other Kobold on the battlefield.