On the other side of the draw from Trump and Slesser, world champion Wilson made light work of Welshman Mark Williams to book his own semi-final spot.
The Englishman would triumph 5-1, including a break of 135 in the fourth frame.
“I worked really hard before going out for the match, I had about an hour and a half solid, solo practice and did a lot of long potting with my brother,” he told Eurosport.
“They’ve got to go in against these top players, that’s how you get in and, yeah, it kind of puts them on edge a little bit and you have to do that or they’ll walk all over you.”
He will face Pang Junxu in the last four after the Chinese player won the final two frames to beat Neil Robertson despite trailing three times.
Australian Robertson had led 2-1, 3-2 and 4-3 but a break of 129 in the decider was enough to secure a second victory over a former world champion this week for Junxu who also knocked out Luca Brecel.