When they got closer to the clearing, Grimmgang paused to drink an antitoxin. When Shard stumbled, he stopped dead in his tracks, taking cover and shooting Shard a very angry look; it clearly took him a lot of selfcontrol to keep silent now.

He couldn't understand what the lizards were saying, but it was clear they heard the approaching group. "We're noticed", he whispered. "We have to strike quick now."

(1d20+8)[15] initiative