Friday August 22, 2014 at 10:54pm PDT (check back - new cheats added daily)
Agumon: Use Claw Attack (Triangle) and then when they get up, press Square(3), pause very briefly, then and press Up + Square (a four combo). Gabumon: Use Blue Blaster (Circle) and back it up with Horn Attack (Triangle). You can use it twice if desired. Gatomon: Use Lightning Claw (Triangle) or Cat's Eye Hypnotism (Circle), then back it up with your physical attacks (tap Square for better results). Guilmon: Start with Rock Breaker (Triangle) and after they get up, back it up with physical attacks (Square). Impmon: Start out with Triangle and use Baddaboom (Circle). Omnimon: Start out with Transcended Sword (Triangle), followed up by Garuru Cannon (Circle). Patamon: Use Boom Bubble (Circle), Slam Attack (Triangle), and then physical attacks (tap Square for repetitive physical attacks). Reapermon: Use Grim Slasher (Triangle) and before the combo runs out, quickly press Circle for Bone Duster. Renamon: If you are far away from them, press Circle for Diamond Storm, and run behind them so you can attack them for a 20 combo. Terriermon: Use Terrier Tornado (Triangle), Bunny Blast (Circle), and then physical attacks (tap Square). Veemon: Start off with Vee Punch (Triangle) and then Vee Headbutt (Circle). Wormmon: Use Sticky Net (Circle) then Silk Thread (Triangle).