Another one of those PSN flash sales.
Full list
Worms Revolution
Thomas Was Alone (PS3 and Vita, separate)
Double Dragon Neon
Papa & Yo
Oddworld: Munch's Oddyssey HD
The Cave
Machinarium
Tekken 2
Malicious
Urban Trial Freestyle (PS3 and Vita, separate)
Dino Crisis
Dino Crisis 2
Velocity Ultra (PS3 and Vita, separate)
ToeJam & Earl
Dyad
Legend of Dragoon
Twisted Metal: Black
Wild Arms
Wild Arms 2
Harvest Moon: Back to Nature
Syphon Filter
Syphon Filter 2
Syphon Filter 3
Virtua Fighter 2
Source: https://store.sonyentertainmentnetwork.com/#!/en-us/flash-sale/cid=STORE-MSF77008-9_FLASHSALE2014