Gollum, Silent Slinker I Bask in Your Silent Awe Kotose, the Silent Spider Render Silent Renegade Silent Shu Yun, the Silent Tempest Silent Arbiter Silent Artisan Silent Assassin Silent Attendant Silent Clearing Silent Dart Silent Departure Silent Gravestone Silent Hallcreeper Silent Observer Silent Sentinel Silent Skimmer Silent Specter Silent Submersible Silent-Blade Oni Silent-Chant Zubera Siren of the Silent Song Stay Hidden, Stay Silent Szarekh, the Silent King Uyo, Silent Prophet
For example, one of the other cards I added was Lumra, Bellow of the Woods, an elemental bear creature that does the exact same thing when you play it
(Put a +1/+1 counter on each of up to two target creatures.) Choose up to one target creature an opponent controls
However, the game splits no hairs about your player character's personal opinion, being that the Hamster is a regular rodent, and Minsc has probably taken a few too many blows to the head
Just make sure that your copy has the first edition markings and is not a reprint from future sets