The tapes with the shimmer to them appear to be more likely to bequeath items that already belong to you, so that's all I've bothered with to be cautious...

[He idly gestures with the Blue Eyes card between his fingers as an example of how he got one such item.]

Though I'd be loath to call E.T. a 'game.' There's no real skill involved and the picture looks like nonsense.

[He's somehow managed a win and a loss, but he had no idea what was going on either time. It drove him slightly crazy.]