Ladders and Monkey Bars

Ladders and monkey bars are almost the same, but monkey bars go horizontal. Only Dexter can use these.
Dimensions
Width: 1 tile, Height: 1 tile (Lock) [the height is for the chain to cover the door]
Width: 1 tile, Height: 1 tile (Key)
Mechanics
Dexter can climb ladders (press up or down on the left thumbstick)
Dexter can swing on monkey bars (Jump into them to automatically grab on, and use the left thumbstick to swing left and right)
Press the jump button while climbing ladders / monkey bars to dismount
Sprites
Both of these tiles can be tiled to create as long of a ladder / monkey bars as needed
1 tile for the ladder
1 tile for the monkeybars