Portal
Portal sī 2007 nî Valve kong-si chhut-phín ê gém, sī chi̍t khoán puzzle iû-hì, lōe-iông sī 3D khoân-kéng ê bê-kiong, sńg-ka chhiú téng gia̍h 1 ki "Portal chhèng," ē-tàng phah khui khong-kan mn̂g, lī-ēng chit-ê mn̂g kap khong-kan lāi ê pa̍t hāng mi̍h-kiāⁿ, lâi thong-kòe bê-kiong.
Sòa-chi̍p
siu-káiChham-khó
siu-kái- Grant Tavinor (2009). The Art of Video Games. Wiley-Blackwell. ISBN 978-1-4051-8789-3.
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