Zeeshan Maqsood made a brilliant century to help Oman defeat Canada by 99 runs, just 24 hours after beginning the tournament with victory over the United States of America.
For their part, USA bounced back on day two as their bowlers – led by Ali Khan with a five-fer – dramatically denied hosts Namibia in the final over to win by two runs.
And Papua New Guinea also recorded a first victory of the campaign as they expertly chased down a target of 223 to beat Hong Kong by three wickets.