Hudson's Creature Defense is a go for PSP, PSPgo – Destructoid
Creature Defense PSN - Videojuego (PSP) - Vandal
Hands On: PixelJunk Monsters Deluxe, Tower Defense on the Go | WIRED
iPhone to PSP ports are easy, claims Fieldrunners dev – Destructoid
Top 5 Tower Defense Games for Android – Frankengamer
Dot Defense (Japan) PSP ISO - CDRomance
Crystal Defenders - Wikipedia
PSP Minis Review - Vector TD
Crystal Defenders ... (PSP) Gameplay - YouTube
2112TD Tower Defense Survival – Review – Higher Plain Games
Defense Station Portable v2 for PSP - Best Simple Homebrew Game - Tower Defense! - YouTube
Tower defense games on consoles? | NeoGAF
PSP Tower Defense - GameBrew
PSP Review - Creature Defense
Fantasy Tower Defense Review | Bonus Stage is the world's leading source for Playstation 5, Xbox Series X, Nintendo Switch, PC, Playstation 4, Xbox One, 3DS, Wii U, Wii, Playstation 3, Xbox
PSP version of PixelJunk Monsters features 50% more content
Game Genres Defined: Tower Defense - Vita Player - the one-stop resource for PS Vita owners
Anyone else enjoying a tower defense on the go? : r/PSP
Fieldrunners, uno de los mejores juegos de tower defense da el salto a Android