Today, we look at another smallish Ninjago set: 71815 Kai’s Source Dragon Battle.A couple of weeks ago, I took a look at Young Riyu. While a fun set, it felt like it was lacking something.The 4+ Ninjago set Kai’s Source Dragon brings us four minifigures, a 4-winged Wyvern (technically, as there are only two legs), … Continue reading 71815 Kai’s Source Dragon Battle: Hands On Review