There's a sale on PSN going on right now, and some Sting games are included. It's not clear when this sale ends, so grab the games while you can. Here's the list of games and prices (all USD):
- Gungnir - was $29.99, now $7.49
- Hexyz Force - was $14.99, now $3.49
- Knights in the Nightmare - was $14.99, now $3.49
- Yggdra Union - was $9.99, now $2.49
- Riviera - was $9.99, now $2.49
BUY AAAAAALL OF THEM