Niv-Mizzet, the Firemind

Flying, double strike

Destroy target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Flash Flying When Vendilion Clique enters, look at target player's hand. You may choose a nonland card from it. If you do, that player reveals the chosen card, puts it on the bottom of their library, then draws a card.

Other Elemental creatures you control get +1/+1. 1R, T: You may put an Elemental creature card from your hand onto the battlefield. That creature gains haste until end of turn. Sacrifice it at the beginning of the next end step.

W/BW/BW/B: This creature gets +3/+3 until end of turn. Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Multikicker 1G (You may pay an additional 1G any number of times as you cast this spell.) This creature enters with a +1/+1 counter on it for each time it was kicked.

This land enters tapped. When this land enters, return a land you control to its owner's hand. T: Add UB.

(U/B can be paid with either U or B.) 3U: Target player draws a card. Activate only as a sorcery. 3B: Target player discards a card. Activate only as a sorcery.