▸ Demonstrate a downside

Show the limits of their moves, or the baggage that comes with being (e.g.) the Heavy. Show them just how a crude weapon fares against an iron sword or shield. Show them why wearing warm armor in the blazing sun is a bad idea. Show them why it's hard to be short, or tall, or young, or old, or whatever.

"Caradoc, Rhianna, as you're watching the crinwin from the brush, you hear this, ka-chunk ka-chunk ka-chunk. Vahid's pack, for sure, and the crinwin hear it too. What do you do?"

"Caradoc, the second time you try to interject, Brennan's like 'Grown-ups are talking, boy.' And he turns back to Rhianna. 'Now, you were saying…?'"

"Your spear jabs in, and the aurochs bellows, but then it rears and twists and the spear's shaft snaps off. You're left holding half of a stick."