The Silent Spy is the 29th installment in the Nancy Drew point-and-click adventure game series by Her Interactive.
 The game is available for play on Microsoft Windows and Mac OS X platforms.
 It has an ESRB rating of E for moments of mild violence and peril.
 Players take on the first-person view of fictional amateur sleuth Nancy Drew and must solve the mystery through interrogation of suspects, solving puzzles, and discovering clues.
 There are two levels of gameplay, Amateur and Master sleuth modes, each offering a different difficulty level of puzzles and hints, however neither of these changes affect the actual plot of the game.
 The game is loosely based on a book entitled "The Clue of the Whistling Bagpipes" (1964).
Assassin (also Gotcha, Assassins, Killing As Organized Sport, Juggernaut, Battle Royal, Paranoia, Killer, Guru Girl, Spy vs. Spy, Elimination or Circle of Death) is a live-action game in which players try to eliminate one another using mock weapons, in an effort to become the last surviving player.
Hogan's Alley (ホーガンズアレイ , Hōganzu Arei ) is a 1984 video game by Nintendo.
 It was one of the first games to use a light gun as an input device.
 The game presents players with "cardboard cut-outs" of gangsters and innocent civilians.
 The player must shoot the gangs and spare the innocent people.
Aberrant is a role-playing game created by White Wolf Game Studio in 1999, set in 2008 in a world where super-powered humans started appearing one day in 1998.
 It is the middle setting in the greater Trinity Universe timeline, chronologically situated about 90 years after "Adventure!
", White Wolf's Pulp era game, and over a century before the psionic escapades of "Trinity/Aeon".
 The game deals with how the players' meta-human characters (called "novas") fit into a mundane world when they most definitely are "not" mundane, as well as how the mundane populace react to the sudden emergence of novas.
 The original "Aberrant" product line was discontinued in 2002, though a d20 System version was released in 2004.
 Onyx Path Publishing has recently acquired the rights to the Trinity Universe and has announced its intention to release a new edition of "Aberrant".
I spy is a guessing game where the "Spy" or "It" says "I spy with my little eye..." and players have to guess the object the Spy saw.
Onyx is a two-player abstract strategy board game invented by Larry Back in 1995.
 The game features a rule for performing captures, making Onyx unique among connection games.
Spy vs. Spy is a video game developed by Vicious Cycle Software, published by Global Star Software and based on the "MAD" magazine's titular comic strip.
 The game features the two spies ("Black" and "White") in a unique story mode, plus two other game modes ("Modern" and "Classic"), and a multiplayer mode for up to 4 players.
 A GameCube version was planned, But it was cancelled.
Spy Alley is a board game wherein each player secretly works for the spy agency of one of six countries.
 The players take turns moving around the board in an attempt to first gather the password, disguise, code book, and key corresponding to their country, and then reach their embassy, winning the game.
 But the player must beware, for any of one's opponents may deduce and expose one's nationality at any time, thus eliminating one from the game.
Olly olly oxen free (and variants: olly olly umphrey, olly olly ee, outtie outtie let's be free, olly olly oxen tree, all-y all-y all set free, All-Ye All-Ye In Come Free.
 olly olly in come free, ally alley ocean free, olly olly ogden free, etc.) is a catchphrase used in children's games such as hide and seek, capture the flag, or kick the can to indicate that players who are hiding can come out into the open without losing the game, that the position of the sides in a game has changed (as in which side is in the field or which side is at bat or "up" in baseball or kickball), or, alternatively, that the game is entirely over.
 Cassidy and Hall write that the phrase may be derived from "all ye, all ye outs in free", "all the outs in free", or possibly "calling all the "outs" in free"; in other words, all who are out may come in without penalty.
 Various calls used for such purposes have gone by the collective name of "ollyoxalls" in some places.
 Tukey and Rowell speculate that the phrase may be a corruption of a hypothetical and ungrammatical German phrase "alle, alle, auch sind frei" (all, all, are also free).
 Another possible origin might be the Greek language. "
Óloi óloi éxo (ολει ολει εξον)" would translate to "everybody everybody out."
Armor Alley is a computer game for MS-DOS and Mac OS, with gameplay patterned after the Apple II game "Rescue Raiders".
 Play is against either the computer or other humans in a LAN environment.
 The game supports cooperative multiplayer of up to two players per side.

Question:   Which game has more players Spy Alley or Onyx?
Answer: Spy Alley