These are all default registry entries of this type.
This registry is modify-able through datapacks.
infinite_dungeons_diamond_lich_crypt
abandoned_prison
undead_graveyard
mmorpg_diamond_lich_crypt
infinite_dungeons_undead_graveyard
mmorpg_abandoned_prison
infinite_dungeons_imbued_tree_cave
imbued_tree_cave
mmorpg_undead_graveyard
nether_fortress
infinite_dungeons_nether_fortress
mmorpg_nether_fortress
diamond_lich_crypt
infinite_dungeons_abandoned_prison