Question: Which games, Strange Synergy or Qwirkle,  is a card game published by Steve Jackson Games?

Context:
Battle Cattle: The Card Game
Battle Cattle: The Card Game is a card game published by Steve Jackson Games.
 The game mechanics are based on the same system as , so the two games are able to be combined, with some players playing cows and some players playing cars.
 The game concept is based on the Battle Cattle miniatures game published by Wingnut Games.
Qwirkle
Qwirkle is a tile-based game for 2 to 4 players, designed by Susan McKinley Ross and published by MindWare.
 Qwirkle shares some characteristics with the games "Rummikub" and "Scrabble".
 It is distributed in Canada by game and puzzle company, Outset Media.
 Qwirkle is considered by MindWare to be its most awarded game of all time.
 In 2011, Qwirkle won the Spiel des Jahres, widely considered the most prestigious award in the board and card game industry.
 A sequel, Qwirkle Cubes, was released by Mindware in 2009.
Pyramid (magazine)
Pyramid is a gaming magazine, publishing articles primarily on role-playing games, but including board games, card games, and other sorts of games.
 It began life in 1993 as a print publication of Steve Jackson Games for its first 30 issues, though it has been published on the Internet since March 1998.
 Print issues were bimonthly; the first online version published new articles each week; the second online version is monthly.
 "Pyramid" is headquartered in Austin, Texas.
 It replaced Steve Jackson Games' previous magazine "Roleplayer".
Frag (game)
Frag is a first-person shooter-themed board game published by Steve Jackson Games in the summer of 2001.
 It was developed by Steve Jackson and Philip Reed, and illustrated by Alex Fernandez.
Strange Synergy
Strange Synergy is a card game published by Steve Jackson Games in which players build a team of super heroes to battle an opponent's team.
Car Wars The Card Game
Car Wars: The Card Game is a card game version of Steve Jackson Games' Car Wars miniatures game.
 Players have a card in front of them to represent the car that they're using to battle other players.
 In turn, each player plays attack cards to try to do damage to the other players' cars, and the other players respond with armor and maneuver cards to avoid the damage.
 The object of the game is to make sure your car is the last one functional.
Illuminati: New World Order
Illuminati: New World Order ("INWO") is a collectible card game (CCG) that was released in 1994 by Steve Jackson Games, based on their original boxed game Illuminati, which in turn was inspired by the 1975 book "The Illuminatus!
 Trilogy" by Robert Anton Wilson and Robert Shea.
 "INWO" won the Origins Award for "Best Card Game" in 1997.
Hacker (card game)
Hacker is a card game (not a trading card game) made by Steve Jackson Games (SJG).
 Published in 1992, the players impersonate hackers fighting for the control of computer networks.
 It is based primarily on interlocking access to different computer systems in the web.
 Players are not set directly towards each other, and several players can share access to a system.
 It is superficially similar (modulo terminology) to the game "Illuminati".
 "Hacker" is currently out of print.
Lord of the Fries
Lord of the Fries is a card game created by James Ernest and published by Cheapass Games and Steve Jackson Games.
 In 2008 Steve Jackson Games released a new edition with revised game components.
Munchkin (card game)
Munchkin is a dedicated deck card game by Steve Jackson Games, written by Steve Jackson and illustrated by John Kovalic.
 It is a humorous take on role-playing games, based on the concept of munchkins (immature role-players, playing only to "win" by having the most powerful character possible).

Answer: Strange Synergy