The way to connect blue and red is often through cards that reward you for playing a lot of instants and sorceries: Many of the best Izzet cards provide a payoff just for casting spells
Especially the format I have the most Frogmite keywords for: Commander
[card]Ezuri, Renegade Leader[/card] The $30 Upgrade What to remove: -[card]Titania, Protector of Argoth[/card] Titania is sweet, but she really doesnt fit with our theme
Here's a breakdown of everything that Rules Lawyer does for you, complete with Comprehensive Rules references: You don't lose the game if you're at or below 0 life
Pros: Heroes are a broad category so the open-ended them allows for easy upgrades in the future
If youre looking for additional, reliable ramp that doesnt mind that youre currently stomping the table and/or will actually increase your available mana beyond your land drop each turn, mana rocks (artifacts that generate mana) are often going to be necessary in order to supplement the handful of truly viable mana ramp options white offers