Sven Packmaster

Haste, vigilance, protection from black and green
Call the pups (At the beginning of combat on
your turn, create 5 3/3 white wolf creature tokens
named Sven Pup with haste. They enter the
battlefield tapped and attacking. Exile them at the
end of combat.)
Sven Packmaster enters the battlefield with one
tier counter.
{3}: Put a tier counter on Sven Packmaster.
Sven Packmaster gets +3/+3 for every tier
counter on it.