Why does Cabin have a golden border and not a black one like all the others? I've beaten everything like all the others. I also noticed the little skull for C.H.I.M.P.S. has
Black Border, Bloons Wiki
Just got my first black border!!! : r/btd6
Difficulty, Bloons Wiki
Attack Interactions, Bloons Wiki
BTD6 - Black/Gold Borders & Medals Explained
Just got my first black border after like a year : r/btd6
Gold Border, Bloons Wiki
Super Monkey black border finally finished. : r/btd6
Black Border, Bloons Wiki
Black Border, Bloons Wiki
Black Border, Bloons Wiki
How come monkey meadow has black border but park path have gold : r/btd6
Black Border, Bloons Wiki