Trouble in Hiyasan
For this game, we will assume that the tikbalang are a subrace of elves. (The Basic Rules provide the elf statistics.) They get most elf traits, as well as the additional traits, below.
Note that unlike other elves, tikbalangs do not have fey ancestry. Tikbalang have been known to be susceptible to charms and sleeping spells.
Ability Score Increase. Your Constitution score increases by 1.
Fleet of Foot. Your base walking speed increases to 35 feet.
Tikbalang Magic. You know the minor illusion cantrip. When you reach 3rd level, you can cast the longstrider * spell once per day. When you reach 5th level, you can also cast the pass without trace * spell once per day. Charisma is your spellcasting ability for these spells.