Effing Worms – Xmas (No Ratings Yet) Loading... Action admin 09 Aug , 2018 0 GAME INFO: MERRY EFFING XMAS!! Eat elves, yeti, and reindeer! Santa gave you a crap present, now you’re out for revenge!Please leave some feedback, bug reports, hate mail, etc. I read all the comments. Arrow Keys/WASD to move. PLAY NOW!