Once you know what each card type does, building your first deck becomes way less intimidating and way more fun
Invasion was filled with mana fixing cards, other sets had their Rampant Growth effects and even multiple-color unfriendly Odyssey had common lands which could be sacrificed for a third color in a pinch

Aboshan, Cephalid Emperor Aegis Angel Aether Helix Aether Tradewinds Aetheric Amplifier Agent of Treachery Ajani Vengeant Alchor's Tomb Alpha Deathclaw Alpha Guard Alter Reality Aminatou, the Fateshifter Ancestral Communion Angel of Despair Angel of Indemnity Animation Module Annie Flash, the Veteran Aphetto Grifter Arcbound Overseer Avatar Archon of Justice Ardenn, Intrepid Archaeologist Argent Mutation Argentum Armor Ashen Rider Assassin's Trophy Aurora Griffin Aven Courier Awaken the Maelstrom Badlands Revival Bahamut, Warden of Light Barrin's Unmaking Beast Within Beast Within Blacksmith's Skill Blatant Thievery Blim, Comedic Genius Blizzard Strix Boneyard Lurker Boomerang Brought Back Burst of Energy By Gnome Means Bygone Marvels Cacophodon Capsize Captain of the Mists Carmen, Cruel Skymarcher Catch // Release Catch // Release Cemetery Desecrator Chaos Is My Plaything Chaos Warp Chaoslace Clay Golem Clever Conjurer Cliffside Rescuer Clockspinning Cloudchaser Kestrel Clutch of the Undercity Coati Scavenger Combustion Man Confusion in the Ranks Conjured Currency Consign to Dream Coral Trickster Cosmic Rebirth Court of Ardenvale Coveted Falcon Crosis's Charm Cryptic Command Cryptic Command Crystalline Resonance

Its a good Izzet card, it represents a popular, practically evergreen character and now Niv can go infinite with other Nivs