koala yugioh deck Yu-Gi-Oh! - Koalo-Koala (ORCS-EN094) - Order of Chaos - 1st Edition Yu-Gi-Oh! Des Koala - SGX2-ENE01

It belongs to the demon card group, and in the same card group, there is a Lancer Demon with a similar penetrating effect

Examples include Staff of Eden, Vault's Key, Arvinox, the Mind Flail, Nihiloor, Thieving Amalgam, and The Horus Heresy

Exiling four cards is easier than you'd expect- just by playing Magic, you get plenty of cards hitting the graveyard all the time, particularly when your deck is designed to do it

That's a boatload of free mana, no pun intended.

Yes, you can counter an aftermath spell when its cast from the graveyard

Overall, it is not too impressive other than being pack filler for the Triumphant Light set