If PAF is going for twin engine LIFT aircraft then it's clearly for future training of 5th gen pilots as it can simulate it and our 5th gen will be twin engine and possibly from China.
The matter is that US have means to respond against Yemen that is why IDF may not need to react against them, also some false flag can be done to push KSA against Yemen.
A Muslim know when it's time to fight and there r thresholds which can not be allowed to breach, there r several occasions when Muslims were out numbered and out gunned but their faith and will gave them victory with support from Allah.
I hope sanity prevail in sub continent as India may see opportunity to gran AJK and GB from Pakistan as later is in bad condition due to economy and bad governance.
Basically Turkish UCAV can be used to counter enemy UAVs/UCAVs due to its air to air capabilities.
Tech is changing type of warfare now drones can do that.
https://baykartech.com/en/uav/bayraktar-akinci/