"I've dealt with dinosaurs with ion breath. I'm pretty sure I've got th- Woah, uhh, t-this dinosaur's a w-whole lot b-bigger than I've dealt w-with. I'm so finished." There's one image that represents this situation perfectly, it's in random images I found on my phone, the one from ByronNotNorm on YT
Don't lecture me with that thirty dollar taser! Yep, he's basically a $6 Shrimp Special to the T-Rex.