Welkin Guards™ · 5 reels, 20 lines, bet from 1 to credits; · 3 SUBMARINE symbols anywhere on the reels award extra 12 Free Games; · Additional multiplier is. Welkin Guards™ · 5 reels, 20 lines, bet from 1 to credits; · 3 SUBMARINE symbols anywhere on the reels award extra 12 Free Games; · Additional multiplier is. . Welkin Guards™ · 5 reels, 20 lines, bet from 1 to credits; · 3 SUBMARINE symbols anywhere on the reels award extra 12 Free Games; · Additional multiplier is.