Karlov of the Ghost Council

Changeling (This card is every creature type.) As Morophon enters, choose a creature type. Spells of the chosen type you cast cost WUBRG less to cast. This effect reduces only the amount of colored mana you pay. Other creatures you control of the chosen type get +1/+1.

Whenever a creature you control with power 2 or less enters, you get an experience counter. At the beginning of combat on your turn, put X +1/+1 counters on another target creature you control, where X is the number of experience counters you have.

Eminence — Whenever you cast another Vampire spell, if Edgar is in the command zone or on the battlefield, create a 1/1 black Vampire creature token. First strike, haste Whenever Edgar attacks, put a +1/+1 counter on each Vampire you control.

(B/P can be paid with either B or 2 life.) Lifelink For each B in a cost, you may pay 2 life rather than pay that mana. Whenever you cast a black spell, put a +1/+1 counter on K'rrik.

Reach, vigilance, trample When Zacama enters, if you cast it, untap all lands you control. 2R: Zacama deals 3 damage to target creature. 2G: Destroy target artifact or enchantment. 2W: You gain 3 life.

Whenever you cast an instant or sorcery spell with mana value greater than the number of experience counters you have, you get an experience counter. Instant and sorcery spells you cast cost 1 less to cast for each experience counter you have.

Flying When Nicol Bolas enters, each opponent discards a card. 4UBR: Exile Nicol Bolas, then return him to the battlefield transformed under his owner's control. Activate only as a sorcery.

White spells you cast cost 1 less to cast. Blue spells you cast cost 1 less to cast. Spells your opponents cast cost 1 more to cast.