Vrahm, the First Troll

When Vrahm, the First Troll dies, return it to the battlefield tapped at the beginning of the next end step with an immunity counter on it.
Vrahm, the First Troll gets +1/+2 and has hexproof and indestructible as long as it has an immunity counter on it.
"Only when he was struck down did the Green Sun grant him the immunity that I alone now embody."
- Thrun, the Last Troll