Stonecloaker For 2W, you can exile a card at instant speed in response to something, and then be ready to do it again if you so desire
Just make sure the Cube includes enough support
5 Blood Moon The red enchantment Blood Moon sees ample play in competitive formats like Modern, where it shuts down greedy manabases, and it's just as effective in Commander, where dual lands, tri-lands, and utility lands are often used
Top 10 Bant One-Mana-Or-Less Interaction Instants Swords to PlowsharesSwords to Plowshares Path to ExilePath to Exile An Offer You Can't RefuseAn Offer You Can't Refuse Swan SongSwan Song PongifyPongify Nature's ClaimNature's Claim Rapid HybridizationRapid Hybridization Pact of NegationPact of Negation FlusterstormFlusterstorm Veil of SummerVeil of Summer I'm usually against just going with the best staples available, but this deck is going to need to keep the curve low, and it's going to have to stop constant attempts to win the game by opponents
I really like how this Invasion was designed