cool-retro-term is cool

And easily buildable too (needs QT5. You might not find a package for your own distro.

For Mint, you need these dependencies :

apt-get install build-essential qmlscene qt5-qmake qt5-default qtdeclarative5-dev qtdeclarative5-controls-plugin qtdeclarative5-qtquick2-plugin libqt5qml-graphicaleffects qtdeclarative5-localstorage-plugin qtdeclarative5-window-plugin qtdeclarative5-dialogs-plugin

Then you simply qmake, make and make install from the source : https://github.com/Swordfish90/cool-retro-term