Ever since the mid-credits scene in Thor: The Dark World, MCU fans have been debating what the current Infinity Stones are, and now we have all four confirmed.
A trailer for the Blu-Ray release of Avengers: Age of Ultron was released and the disc will include some kind of preview for Avengers: Infinity War. The trailer confirms what stone each item in the MCU corresponds to. This should end the debate on what Stone the Aether from Thor: The Dark World is:
Loki’s Staff – The Mind Stone
Tesseract – The Space Stone
Aether – The Reality Stone
Orb – The Power Stone
That means we still need The Time Stone and The Soul Stone to be revealed. Here’s the Blu-Ray trailer where the current Stones are confirmed (it’s still strange to me to call them “Stones” instead of Gems):