The next event will be an aircraft, USSR / Russia hasn’t had an event for awhile now. The MiG-29M2 will be a good top tier option as Russia doesn’t currently have a rank 8 premium or squadron aircraft, meaning people who haven’t grinded the USSR / Russian air-tree don’t have a plane for Ground RB, or even just in general.
The MiG-29M2 will have a good selection of air to air and air to ground weapons.