Here are three review videos to get the best of what there is out there now to see what is being said about the new Deathwatch Codex Supplement
While I am certain more are coming out by the minute, these are my top 3 at the time of article.
Warhammer 40k New Codex Supplement Space Wolves 2020 Review
Sprues & Brews
NEW Codex Supplement Space Wolves First Impressions - Warhammer 40k Book Review
MWG Studios
Space Wolves *NEW CODEX* Changes Highlight Reel - Codex Supplement Review
Hellstorm Wargaming