Tolsimir the Protector

When a creature with power 4 or greater enters the battlefield under your control, you get an experience counter.
When Tolsimir the Protector enters the battlefield, create a 4/4 green and white wolf token named Voja the Protector.
At the beginning of your end step, create X 2/2 green and white elf warriors where X is the
number of experience counters you have.