Skrill is just another payment method for online purchasing, even at online casinos. Besides PayPal and Payoneer, Skrill is the third payment method in line, and people use it for their online purchases or deposits. Most of the online casinos are using it because it offers a vast payment diversity to its players.
Malaysia is small country in the South-East Asian archipelago, just off Indonesia. Though limited in size, it is a regional economic hub. Gambling is technically illegal, and locally based online casinos are not allowed. However, legislation on gambling is mostly outdated and does not clearly regulate online casinos. It is safest to opt for international casinos.