Orange enzymes

 are enemies in Test Subject Blue. The Orange Enzymes are Enzymes just like Blue, only Orange. Orange Enzymes, although being like Blue, are known to have bodie's and arms, and a different face. Orange Enzymes, along with pretty much everything in Test Subject Blue, was made by the Professor. The Orange Enzymes went also through the same Tests Blue endured. There are five different types of Orange Enzyme encountered in Test Subject Blue, with possibly more not shown in the game.

In the ending for Test Subject Blue, an Orange Enzyme was combined with a Blue Enjzyme, to create a Yellow Enzyme, which came out confused. Different types of Orange Enzymes have different types of abilities. Four types of Orange Enzymes, Walking, Shield, Dodge, and Winged, are the only enemies in Test Subject Blue.

Types
There are 5 types of Orange Enzymes, 4 of which are enemies.

Walking

 * Main Article: Walking Orange Enzymes

Walking Orange Enzymes are the first type of Enzyme introduced. They are spawned from a Mine like object and will walk straightforward, not turning. They can be killed with 1 Blue Proton Bullet.

Shield

 * Main Article: Shield Orange Enzymes

Shield Orange Enzymes walk horizontally holding a Shield in front of their face which will protect them from attack. They can be easily killed, but only from a distance, as they will instantly face their Shield at the player if they come close. 1 Bullet to the back will kill them.

Dodge

 * Main Article: Dodge Orange Enzymes

Dodge Orange Enzymes will stay in one place, but will adjust their body to avoid Blue's Proton Bullets. They are low at coming back up, which is their only weakness. Timing is needed to kill them. 1 Bullet will kill them.

Winged

 * Main Article: Winged Orange Enzymes

Winged Orange Enzyme's are immune to Blue's Proton Bullets. To kill them, their own Bullet must strike themself. To do this, the player has to fire a Proton Bullet at the Flying Orange Enzyme, who will fire it back at Blue at a faster Speed. This Bullet, if it goes into them, will damage them. Three Bullets will kill them.

Bullet

 * Main Article: Orange Enzyme Bullets

Orange Enzyme Bullets are circular Orange Bullets. They are actually Orange Enzymes in Bullet Form. They are fired from Guns in walls and Detection Proton Cannons. These Enzymes cannon be killed as they instantly die when they touch a wall, and will instantly kill Blue on contact.