Optional Gummi

Optional Gummi Blocks, are a special category of blocks found in Kingdom Hearts II that offer various bonuses and improvements to Gummi Ships when added, usually to a specific attribute.

Neon Bar/G

 * Size: 1x2x1
 * Maximum Capacity: 18
 * Cost: 8
 * HP Bonus: 1
 * Special Effect: +8 bonus to Power

Neon Orb/G

 * Size: 1x1x1
 * Maximum Capacity: 18
 * Cost: 8
 * HP Bonus: 1
 * Special Effect: +8 bonus to Power

Wheel/G

 * Size: 1x2x2
 * Maximum Capacity: 14
 * Cost: 15
 * HP Bonus: 1
 * Special Effect: +45 bonus to Mobility

Parabola/G

 * Size: 1x1x2
 * Maximum Capacity: 4
 * Cost: 23
 * HP Bonus: 1
 * Special Effect: -10 to Speed, increased Lock-On

Antenna/G

 * Size: 1x1x2
 * Maximum Capacity: 4
 * Cost: 20
 * HP Bonus: 1
 * Special Effect: -10 to Speed, increased Lock-On

Radar/G

 * Size: 4x4x1
 * Maximum Capacity: 4
 * Cost: 10
 * HP Bonus: 1
 * Special Effect: -10 to Speed, increased Lock-On

Round Light/G

 * Size: 1x1x1
 * Maximum Capacity: 8
 * Cost: 13
 * HP Bonus: 34
 * Special Effect: -20 to Power, increased HP

Square Light/G

 * Size: 1x1x1
 * Maximum Capacity: 8
 * Cost: 8
 * HP Bonus: 19
 * Special Effect: -10 to Power, increased HP

Crown/G

 * Size: 2x2x2
 * Maximum Capacity: 1
 * Cost: 15
 * HP Bonus: 1
 * Special Effect: The ship is put into permanent Berserk Mode, but has only 1HP regardless of what its normal HP total should be. Suffice to say, this Gummi is almost entirely for novelty purposes, as it makes survival difficult.

The Crown Gummi is obtained as a reward when the player reaches 100% on all 27 missions.