Possible Clues:

• High-tech trial, for short
• "___ City" (computer game)
• City-building game franchise
• __ card: cellphone chip holder
• Alastair of 'A Christmas Carol'
• Type of card in a phone
• Imitation, to a gamer
• Maxis avatar
• Earth, Life or Health lead-in, in computer games
• Model, for short