If you cascade into a counterspell, you can cast that spell the same as you would any other cascaded spell
Area: Shrine of Chaos) Ishizu Ishtar (Symbol: Light
And it works on any form of leaving the battlefield, so you can bounce or exile or even shuffle it into your library, so it works with effects as diverse as Terminus, Fleetfoot Panther, and effects like Goblin Bombardment and Crystal Shard
For those unfamiliar, I mainly play Battlecruiser and Low Power, so most of these cards arent going to be your new hidden tech for competitive play, though I will be hinting at some best in slot options that currently get played and highlight some lesser known variants with similar effects
0.3%inclusion 11.7K decks 4.42M decks Ravener 0.5%inclusion 11.6K decks 2.12M decks Marneus Calgar 1.0%inclusion 11.3K decks 1.17M decks Space Marine Scout 0.3%inclusion 11.3K decks 4.42M decks Royal Warden 0.2%inclusion 11.2K decks 4.83M decks Pink Horror 0.5%inclusion 11.2K decks 2.25M decks Exterminatus 0.5%inclusion 10.3K decks 2.16M decks The War in Heaven 0.2%inclusion 10.2K decks 4.83M decks Necron Monolith 0.1%inclusion 10K decks 9.52M decks Szarekh, the Silent King 0.2%inclusion 10K decks 4.83M decks Kill
And here it is in action with Runeslingers: The Awakening