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Really, you should be playing at least Reality Shift, Rapid Hybridization and Pongify in any mono blue deck
Waste Not 8 Swamp 4 Fatal Push 4 Field of Ruin 4 Thoughtseize 4 Waste Not 3 Geier Reach Sanitarium 3 Castle Locthwain 3 Go Blank 3 Liliana of the Veil 3 Sheoldred, the Apocalypse 3 Sunken Citadel 2 Hive of the Eye Tyrant 2 Sheoldred's Edict 2 Bandit's Talent 2 Hostile Investigator 2 Path of Peril 2 Extinction Event 1 Urborg, Tomb of Yawgmoth 1 Demolition Field 1 Go for the Throat 1 Takenuma, Abandoned Mire 1 Duress 1 Graveyard Trespasser 2 Duress 2 Invoke Despair 2 Mazemind Tome 2 Path of Peril 2 Sheoldred's Edict 1 Pithing Needle 1 Reckoner Bankbuster 1 Graveyard Trespasser 1 Extinction Event 1 The End Waste Not is all about discard spells
Use your board wipes and removal spells early to keep yourself safe so you can start to set yourself up and stabilize.
It's board presence isn't so game-winning that you can't deal with it
If you have one of these themes or types of decks, you may consider adding this great budget rare