Heroes for their ultimate fate is unknown; the last time they were seen, they were in situations where it's unusual to survive, but since they weren't seen dying or their bodies or remains weren't found, there is a possibility that they survived.
Villains who have faced an unknown fate. Most are thought to be dead, but not fully confirmed. Villains in this category were last seen in situations that they were not expected to survive, but given that they weren't seen dying, or their bodies or remains weren't found, they could possibly revive in the future, their fates are ambiguous.
This category has the following 2 subcategories, out of 2 total.