Artist's commentary
> Aqu-Gra friendly playing UNO, please https://odaibako.net/detail/request/2fd08b28b88a4e83ba47e4a74d146dae
※ The house rule that you can play multiple cards in a single turn, as long as the next card matches the previous one in color, number, or symbol.
Source: https://twitter.com/eber_accebeR/status/922866673853464576