Just having flash naturally makes it extremely easy to get a trigger the same thing that you can this spell and it also allows for it to play very nicely with cards such as Archon of Emeria since you can cast it outside of your own turn
5 Roil Elemental An excellent blue creature that can put in a lot of work in the late stages of a game, Roil Elemental is a 3/2 flying elemental for six mana

Azra Smokeshaper Biting-Palm Ninja Dark Leo & Shredder Dokuchi Shadow-Walker Dokuchi Silencer Elektra, Daughter of the Hand Fallen Shinobi Foot Elite Foot Mystic Foot Ninjas Heroes in a Half Shell Ingenious Infiltrator Ink-Eyes, Servant of Oni Inkrise Infiltrator Karai, Future of the Foot Kotose, the Silent Spider Krang & Shredder Masterful Ninja Mukotai Ambusher Nashi, Moon Sage's Scion Nashi, Searcher in the Dark Nezumi Prowler Ninja Ninja of the Hand Ninja of the New Moon Okiba-Gang Shinobi Orochi Soul-Reaver Oroku Saki, Shredder Rising Overt Operative Satoru Umezawa Satoru, the Infiltrator Shark Shredder, Killer Clone Shredder, Shadow Master Shredder, Unrelenting Silent-Blade Oni Silver-Fur Master Skullsnatcher Splinter, Hamato Yoshi Splinter, Radical Rat Splinter, the Mentor Super Shredder Tatsunari, Toad Rider Throat Slitter Throatseeker Undead Hand Ninja Yuriko, the Tiger's Shadow Yuriko, the Tiger's Shadow

Abzan is a great color combination to get most of the best defenders, and Doran is functionally a 3-mana 5/5