The real trick, though, is being picky about what you load your deck with
I mean, I like all the words written on this Mardu card, but I think everythings trivialized by d20s, which are incredibly easy to roll given the die-rolling cards that exist
Use Iron Myr and Copper Myr to cast Barrage Ogre ahead of schedule, then sacrifice the Myr to throw them at a player or creature for 2 damage
Mana Drain (OTP) $41 Mana Drain is one of the most powerful counterspells in Magic and among the strongest cards ever printed, and as such its banned in a lot of formats
Commander (EDH): A multiplayer format focused on building powerful, themed decks around a legendary creature commander
For example, if an effect allows you to cast Spider spells from your graveyard, you can cast Amazing Spider-Man, but not Peter Parker