It's been some time since they saw each other, but the four notes Bastion beeps as a greeting are distinctive enough to likely still be recognised. They wave, and follow it up with a credible imitation of the modulated audio tones that form hello in Binary. Check it out, Cassian, they're learning a language from your galaxy! They also have a neon green backpack shaped like a lizard now, dangling from one shoulder with something bulky stuffed into it. Ganymede sits on their other shoulder, observing the bar.