A creatures converted mana cost is determined solely by the mana symbols printed in its upper right corner (unless that creature is the back face of a double-faced card, is a melded permanent, or is copying something else
By analyzing common type pairings and their performance, you can tailor your deck to exploit known meta trends and give yourself greater competitive potential
(Equipment, Auras you control, and counters are modifications.) Cosmo Memory - When Red XIII enters, return target Aura or Equipment card from your graveyard to your hand
It will also buff up any creature that enters the battlefield while its in play, and provides a ludicrous stream of card advantage since creatures entering will also draw you a card
Other than that, the Angel is going places and answers a lot
Black Black poses some significant questions in Cube design when it comes to power level