Do A Custom Battle With:
Ratio 100% Archers - Both Sides - Makes The Enemy Not Have Shields.
200 Troops - Both Sides - The More Targets The Better.
Map - Oasis - No Hills Or Structures In Your Way.
Start The Game With The Crossbow And Shield Guy (Name Starts With An S)
- Don't Bother Walking Forward, Just Stay Put Where You Spawn.
Start Shooting, You Don't Need To Kill Anyone, Just Landing A Shot Is Good Enough.
You Will Also Get The Achievement Below When You're Successful.
Good Luck!
Side Note: Here's A Screenshot In Case You Want A Visual Aid.
https://steamcommunity.com/sharedfiles/filedetails/?id=31721...