Bloons Tower Defense: Plus Ultra

Overview
Bloons Tower Defense: Plus Ultra (BTD: +Ʊ) is a rather nifty spin-off. It is not a sequel to BTD5 nor an Expansion pack or DLC, its a completely separate game from the series but still having the characteristics of a BTD game. The setting of Plus Ultra are mostly focused on a Futuristic area but mostly Post-Apocalyptic, Space or Magic.

Features
Plus Ultra has many features from the original BTD Series, it includes all the BTD5 Bloons and Towers. BTD+Ʊ has also borrowed a few maps from BTD 4 and BTD5 Aswell. The Class names are purely cosmetic and has no real gameplay value.

Bloons:
Common-Class

Red, Blue, Green, Yellow, Pink, Cyan, Double Pink, Black, White, Zebra, Radioactive, Double Zebra

Uncommon-Class

Lead, Rainbow, Ultra Rainbow, Ceramic, Mini M.O.A.B., Lead-Ceramic, Glass, Astral

Rare-Class

M.O.A.B., B.F.B. , F.O.A.B. , Z.O.M.G., C.O.M.E.T., Giganta, Pantagruel, Vulcan, Aries, D.D.T. , Bloonarius, Dreadbloon.

Ultra-Class 

BSS-01, BBS-02, Heavy Metal Bloon, Mantra Z.O.M.G., Mantra Bloonarius, Mantra Dreadbloon, Deus.

God-Class

Astral Armaggedon, The Iconoclast, Coming Soon!

Towers:
[wip]