The first is more traditional with large colorless creatures and playing an aggressive plan in the late-game, but the other is unique to Mono-Blue Tron
Its best to start with colours you know you like, but if youre unsure, you can use the quick summary below as a guide
Punish Ignorance D+ The most specific mana cost ever for a counterspell probably isn't worth it in commander, unless you really want the life gain trigger in an Esper deck, which isn't outside the realm of possibilities I suppose
Magda, the Hoardmaster Magda, the Hoardmaster is a 2-mana treasure generator that also lets you trade in your hoard for Scorpion Dragons
If a red source you control would deal an amount of noncombat damage less than Ojer Axonil's power to an opponent, that source deals damage equal to Ojer Axonil's power instead
Oh my. -Emperor Ayrelion Casting Cost: 0 These Magic: The Gathering (MTG) proxy cards are for playtesting only and should not be traded or sold as real cards