mtg colorless card draw Top Cards Commander Theory — Top Colorless

Esper Valigarmanda is a strong saga for spellslinger decks, and for decks that have ways to spend excess mana (on artifacts or abilities

Roiling Vortex punishes spellcasting without mana and deals five damage each turn

For Steel in particular, an ink color that inherently uses card cycling (draw and then discard), Circle of Life could be a way to easily bring out Mickey Mouse - Giant Mouse in roughly half the time you would need to normally if you were to rely on just the standard inkwell curve

Especially in multiplayer formats like Commander, having your full mana pool and complete array of blockers primed for your opponents' turns is so useful

It stops people formulating long term plans, leaves reactionary interaction stranded in exile, and is a pretty reasonable piece of lite stax