There are sooo many characters they can go after. Oberon, The Mountain (with all 4 heads!), Cersie, Bronn, Ser Merryn, Roose Bolton, Ramsey Bolton, Rob Stark, Tywin Lannister, Joffrey, Hodor, Mormont, Jorah Mormont, Samwell Tarly...
Lots of viable characters left to do.
Lots of viable characters left to do.