Fanatic of Rhonas [Modern Horizons 3]

T: Add G.
Ferocious — T: Add GGGG. Activate only if you control a creature with power 4 or greater.
Eternalize 2GG (2GG, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Snake Druid with no mana cost. Eternalize only as a sorcery.)