This needs few more things, because there are no NPCs, no monsters, dungeons are small and sword is useless. That "Minetest Core" needs few more things, like jukeboxes, villages, dimensions, or bigger dungeons, XP system, hunger, thirst, better textures, realistic crafting, damage when you punch wood with hands, mineshafts, and structures.
This needs few more things, because there are no NPCs, no monsters, dungeons are small and sword is useless. That "Minetest Core" needs few more things, like jukeboxes, villages, dimensions, or bigger dungeons, XP system, hunger, thirst, better textures, realistic crafting, damage when you punch wood with hands, mineshafts, and structures.