Rather than attempt to do combos, just hit one of the number keys on the top row of the keyboard. 9 or 0 is for Ephanglor's Wrath. This is a very powerful attack that can kill Visser Three with just three of them. 1, 2, 3 and 4 do not do anything.
Perform the following combos by pressing the corresponding keys:
COMBO - HOW TO PERFORM Basic 1: Press ACTION-1 three times in a row. Basic 2: Press Action-2 three times in a row. Basic 3: Press RIGHT three times in a row. Combo 1: Press UP three times in a row. Combo 2: Press DOWN, UP, DOWN Combo 3: Press ACTION-1, Action-2, ACTION-1, Action-2 Combo 5: Press UP, DOWN, UP, DOWN (learned later) Combo 6: Press UP, DOWN, LEFT, RIGHT (learned later) Combo 7: Press ACTION-1, Action-2, UP, DOWN, UP (learned later) Combo 8: Press UP, RIGHT, LEFT, DOWN, ACTION-1 (learned later) Healing: Press Action-3 then choose who you want to heal. Press LEFT or RIGHT to select the character. Note: Must have candy bars.