What you need to know before starting XCOM 2: War of the Chosen - Polygon

Five tips for the early game that will set you up for success

Games Like XCOM You'll Definitely Want To Try

13 Tips for Playing XCOM 2 - XCOM 2 Guide - IGN

Xcom2 Guide: Additional 10 Tips & Tricks I wish I knew when

XCOM 2: WOTC Beginner's Guide to Survival

XCOM 2 - Wikipedia

MatPat should do a Xcom theory if he hasn't already : r/Xcom

XCOM 2 Beginner's Guide, Tips and Tricks

XCOM 2: War of the Chosen review - Polygon

Buy XCOM 2: War of the Chosen from the Humble Store and save 90%

Things We Wish We Knew Before Starting XCOM 2

13 Tips for Playing XCOM 2 - XCOM 2 Guide - IGN