-Grappling Hook(Throw then climb, Used to traverse peoples walls.)
-Hunting traps(Bear traps, snares ectect.)
-PVP traps(Pressure plates, Mines)
-Digging(Impossible I know but it would be a cool addition)
-Backpack/LootBag(Need to be crafted to gain more inventory capacity)
-Plants(Similar to Gmod survival)
-Flare Gun (Fun and could be used to locate friends or confuse enemies if Bright enough)
-Spears (Would be same as the bow and arrow which I love Bow and arrow is amazing for only in alpha)
-Air pressure pellet or arrow shooter.(The way the gun would lose pressure and essential require 2 types of ammo could be interesting.
-Poison arrow heads (Crafted from animal or plant loot.)
-Flying birds(Would add a lot of immersion and would be great fun to shoot down.)
Small islands That a boat/raft is required to sail to.
I don’t know if any of these are good but ill add more if I think of them.