Of the two-color combinations that include blue, half (two out of four) include either black or green
Cons: Time-consuming (research, buying cards, testing), can get expensive if you dont set a budget, steeper learning curve for new players, and your first few brews might not be world-beaters
Legendary Creature - Demon Berserker Color tag templates(None) Kederekt Parasite Whenever an opponent draws a card, if you control a red permanent, you may have this creature deal 1 damage to that player
While green and red have little in the way of deck manipulation, there are still ways to optimize Svellas ability
If one of those creatures can't attack its owner that turn due to a spell or ability (such as Chronomantic Escape), you may have it attack another player, attack a planeswalker an opponent controls, attack a battle an opponent protects, or not attack at all
Black: Toxic Deluge