Dimensional Storage

Dimensional Storage – The ability to store objects in another dimension.

Devil-Slayer (Marvel) has a cloak that acts as a portal to other dimensions (Official Handbook of the Marvel Universe V1 #3).

Dimensional Storage-Devil-Slayer-Official Handbook of the Marvel Universe V1 #3

The Magician (Marvel) can store a van worth of electronics in The Astonishing Ant-Man #10 (Marvel).

Dimensional Storage-Magician-The Astonishing Ant-Man #10 (Marvel)-8 Dimensional Storage-Magician-The Astonishing Ant-Man #10 (Marvel)-9

Doctor Who has the TARDIS which is famously much larger on the inside than the outside.

The exterior of the TARDIS has not changed over the decades.

Dimensional Storage-TARDIS Exterior

The interior of the TARDIS has changed a great deal over the decades.

Dimensional Storage-TARDIS Interior

The TARDIS is ultimately a transport machine and traveling through not just space but time as well is a complicated process.

Dimensional Storage-Doctor Who Magazine-The Essential Doctor Who Issue-The Tardis #2 (2014)

Doraemon can pull all sorts of gadgets from his pocket.

Dimensional Storage-Doraemon

Doraemon can pull out the Anywhere Door/ Dokodemo Door that allows him to travel to just about any destination.

Dimensional Storage-Doraemon-Anywhere door

Next Dimensional Transport (Multiverse)