A great collection of all the standard ways to cheat death. We've all seen them before, but it's nice to have them all gathered in one place.
Tvtropes.com lists 33 incidences of the chess thing (not counting other games). And it sounds like Omega has seen the Seventh Seal before. Cool!
I'd add Ancestral Memories/Takeover (Assassin's Creed, what was that Penny Arcade fiction called?), being turned into a constellation (mythology), and getting lost in time/space (lots of stuff). Go to Comment
Food wouldn't be the issue it would be water. Water is the one source that every things "alive" needs. In a non-fantasy setting that is. However, a Namib Desert beetle dwells in one of the most arid areas with only 1.4 cm (0.5 inch) of rain per year, and has developed a unique technique to survive by obtaining water from early morning fogs.
Mother nature will find a way to make an area that shouldn't be lived in livable for something. Go to Comment