WOTWs:
Christmas - Fully Built Parkour World - 5000+ rates (Offer)
Pots - Fully Built Art/Parkour World - 5000+ rates (Offer)
PixelPrison - Fully Built Story/Parkour World - 4000+ rates (Offer)
Shipwreck - Fully Designed PvP World - Still active - 3.500+ rates (Offer)
Others:
TwoPlayer - Good name for team-based parkour world (15)
Taser - Fully Built Farm World with Storage (20)
Supervillain - Half cleared (15)
Super_Hero - (10)
Stairs - (15)
Safehouse - Fully Cleared - Winter Orb (15)
Pixel_Station - (15)
Jumble - (10)
Flowerpots - (10)
Cul - 3 Letter World (Offer)