Another good alternative is using the Silithid Mini-Tank (2,1,1)
Exposed Wounds > Swarm > Scratch +
ability(Exposed Wounds:305) [round=1]
The strategy offers a TD script that can be used with the TD Script addon. You can copy the script by clicking on the button to the left of the pets.
This strategy is impacted by changes to pet battles made in patch 8.3. The strategy might not work properly anymore and needs to be reviewed.