No the greathammer doesn't work with weapon finesse, but why would I want it to? My strength is higher than dex. Weapon finesse is just a bonus feat from swash. I see now that insightful strike only works when using a weapon that could be used with weapon finesse, but I like the 4d6+6 19-20x4 too much to switch to something lighter. I could just use a great hammer two sizes smaller then it would be 1d12+9 19-20x4, but that would do less damage. With the dragonmark thing I thought I got all three abilities but I could only use one each day, but I see that's wrong. About Leeroy I just thought that's how the name was spelled. Turns out it's just one e.