Tarrasque 7 Amazing that anybody thinks that this should be out before some of the garbage on this list The Angry 8
The Wretched 8
Trapper 14
Umber Hulk 28
Winter Wolf 24
Worg 26
Yeti 24
Young Remorhaz 20
Yuan-ti Abomination 16
Yuan-ti Nightmare Speaker 16
Tarrasque 7-2 = 5 <- Apparently has an armor class a 4th level character can get!?!? The Angry 8
The Wretched 8
Trapper 14
Umber Hulk 28
Winter Wolf 24 Worg 26+1=27
Yeti 24
Young Remorhaz 20
Yuan-ti Abomination 16
Yuan-ti Nightmare Speaker 16
Tarrasque 5 + 1 = 6 Not my favourite either, but it deserves to stay in ahead of some of the other weak creatures on the list.
The Angry 8
The Wretched 8 Trapper 14 - 2 = 12
Umber Hulk 28
Winter Wolf 24
Worg 27
Yeti 24
Young Remorhaz 20
Yuan-ti Abomination 16
Yuan-ti Nightmare Speaker 16