60mm base it is, then. The flying base wouldn't do, as I am going for the imagery of the Crisis suit looking like a hulked-up and twisted rampaging mechanical beast, heavily stomping towards its prey.
60mm base size also means a Dreadnought desecration would work quite well. Hm.
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Siticus Empyrean Vision - my Facebook page with various painting projects
Siticus' Empyrean Visions log - the project log for my Aeldari works and beyond