Round 10003 constitutes the first round limit in Bloons TD 6. It consists 100 BFBs, having 33,604,550 health each. While BFBs are significantly slower than MOABs, they can still pass through the whole track in less than a second.
Rounds 10002, 10004, and 10005 have 100 MOABs, 100 ZOMGs, and 100 DDTs that can pass through the whole track extremely quickly. They will just outrun any defense before they can be stalled even one time.
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