need to make some changes of ads & others in a 2D game made in Unity3D

you have to use Unity3d 5.5.0f3 only for this project. that freelancer will be preferred to work, who can add Real Time Multiplayer of flick shoot 2 ([login to view URL]) in my game. right now for this work my budget is limited but if i got the right freelancer who did the below project and also add Real Time Multiplayer in my 2D game. next 3 projects will be done with that freelancer only. no project will be posted for those 3 projects, because i am not in mode to spend time in uploading and talking for many projects with freelancers, ok. the game's link of it's source code will be shared with the selected freelancer only, so bid seriously. also you've to make sure, that this game can be run easily on iOS devices, ok following are the work required; 1. need to change some settings for admob's ad codes. 2. the game has some obstacle pipes in it and need to change their way of appearing in it (prefab settings). 3. need to add coins as bundles, so user can collect the coins in the gameplay to increase the score. 4. need to remove the "watch Video" option from Revive menu of the game & Replace the coins on this screen with keys (functionality will remain same.