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Are you trying to span multiple displays or are you trying to keep everything windowed to its display?
https://www.displayfusion.com for sharing one screen for all the monitors. Once you do that any software that is single monitor will allow you to show text and objects with effects. You could even use Google Slides to provide the content. Would this be something that would work?
Hello there I think you confused the question by mentioning your 4 TVs. The fact is you want a software to produce effects on a TV screen from a laptop/desktop.There really is only one software that you should consider and that it Adobe After Effects.Please click on this informationClick meClick me