End-Raze Forerunners

The Gruul love to send in stampedes of wild animals to start off their raids. These hordes of Wild animals are like a tidal wave of flesh that sweeps the streets. Fighting them is akin to suicide, most people will climb to high plaaces when they hear the thunder of hooves and claws drawing near.

References:

https://scryfall.com/card/rna/124/end-raze-forerunners