When Brain unlocks by some method the door of his cage, it is called a cage escape. This page lists most if not all of his cage escapes with links to the cartoons they occur in.
Compiled From Animaniacs
- Spell-Bound:
Brain picks the lock with his tail.
- Win Big:
Brain shoots a paperclip from a bow-like device which, after bouncing around a bit, lands in the lock. He then uses the paperclip, as is, to pick the lock.
- Pavlov's Mice:
Brain first uses his vacuumilator to suck a nearby fountain pen to his cage. Then, he uses the pen's tip to pick the lock.
- Where Rodents Dare:
Brain takes an icecicle from the the janitor he froze and uses it to pick the lock.
- When Mice Ruled The Earth:
Brain picks the lock with his tail.
- Brain Meets Brawn:
Brain picks the lock with a needle.
- Cranial Crusader:
Brain uses his tail to pick the lock.
- In The Garden Of Mindy:
Brain uses telekinesis (not telepathy like he states) to force the tip of a nearby trowel into the keyhole. Then, when the trowel shifts, the door becomes unlocked.
Season 1
- Das Mouse:
With a little help from Pinky, Brain pumps water in to a bottle which, when it can't take any more, blasts off like a rocket. After bouncing off a lamp, the bottle lands on one end of a scale, catapaulting a weight from the other end. The weight crashes into a spoon, which then gets thrown into the lock, handle first. Brain then uses the spoon handle to pick the lock.
- Of Mouse And Man:
After harpooning an anatomy doll (for lack of a better term), Brain uses one of the doll's bones to pick the lock.
- Pinky & The Fog:
Brain picks the lock with a paper clip he bent into the shape of a key.
- Where No Mouse Has Gone Before:
- Brainania:
Brain folds a piece of paper into the shape of a key, and then uses it as a key to open the cage.
- Napoleon Brainaparte:
Brain catapaults a paper ball which lands on one end of a loaf of bread, causing a knife stuck in the other end to be catapaulted in to the lock. The force of the knife's impact then causes the lock and the cage door to open.
- Mouse Of La Mancha:
A groups of rodents bust a hole in one of the cage's walls so they no longer have to put up with him.
Season 2
- Robin Brain:
First, he shoots a threaded needle from a bow to obtain a set of keys. Then, he uses one of the keys to unlock the cage door..
- Welcome to the Jungle:
Animal rights activists take them from their cage.
- Brain Of The Future:
He squirts some strong acid into the lock, causing it to disintegrate.
Season 3
- A Little Off The Top:
Brain first slingshots a rock off a mortar and pestle which then hits a goat. Then, the angry goat kicks the cage, causing the cage door to open.
- Cinebrania:
Brain uses a bobby pin to pick the lock.
- Where The Deer And The Mousealopes Play:
Brain uses Pinky's tail to pick the lock.
- You Said A Mouseful:
Brain easily picks the lock with his tail.
- The Pinky P.O.V.:
Brain picks the lock from the inside with his tail.
- Brain Food:
Brain picks the lock from the inside using his tail like a wrench.
Season 4
- Brainwashed Part 3: Wash Harder:
By Brain offering Dr. Mordough a kitty treat. Dr. Mordough squishes the cage in order to get the treat, enabling the mice to esacpe.