How to illustrate a tank attacking virus (Adobe Illustrator - Level: Intermediate)

Описание: Hi there! This is an illustration of a tank attacking the Coronavirus. Do enjoy the illustration workflow.

I've provided timestamps for everyone's convenience to skip ahead to your preferred reference point(s). Have fun people!

Programme used:
Adobe Illustrator CC

Timestamps:
00:05 Setting up
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00:31 Drawing (outlining)
00:47 Soldier's head
04:28 Tank (upper body)
17:03 Tank (lower body) - Part 1
31:04 Tank's belt chain
38:41 Tank (lower body) - Part 2
1:01:32 Virus
1:05:03 Explosion
1:12:43 Background
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1:14:55 Colouring
1:14:58 Soldier's head
1:15:40 Tank (upper body)
1:21:26 Tank (lower body)
1:28:42 Virus
1:28:50 Explosion
1:29:17 Background
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1:30:06 Completed image

Please do not hesitate to leave comment(s) or question(s) below. I'll reply the soonest possible.

Music resources:
Buddha by Kontekst   / kontekstmusic  
Creative Commons — Attribution-ShareAlike 3.0 Unported — CC BY-SA 3.0
Free Download / Stream: http://bit.ly/2Pe7mBN
Music promoted by Audio Library    • Buddha – Kontekst (No Copyright Music)  

Bell sound
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