Feel free to ask questions as I'm sure I missed stuff.
With Block, Stand Firm and Foul Appearance: 2 die blocks have a 46% chance of success against them. 1 die blocks 28%.
Without Stand Firm 74% and 55% respectively.
Tentacles percentage chance of them being held (5 or less and held):
5+ (tentacle guy is -1 st)-17%
6+ (same st)- 28%
7+ (+1 st)- 42%
8+ (+2 st)- 58%
9+ (+3 st)- 72%
Also you can check out Ravenpoe's fun guide here! https://www.reddit.com/r/bloodbowl/comments/3ot4zl/lets_talk_about_nurgle/
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