Niv-Mizzet, the Firemind

1, T: Add UR.

When this creature enters, you gain 3 life.

T: Add C. 3GW, T, Tap two untapped creatures you control, Sacrifice this land: Create an 8/8 green and white Elemental creature token with vigilance.

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

(T: Add W.)

(T: Add G.)

Until end of turn, target creature loses all abilities and becomes a red Weird with base power and toughness 0/1. Fuse (You may cast one or both halves of this card from your hand.)

Undergrowth — When Izoni enters, create a 1/1 black and green Insect creature token for each creature card in your graveyard. BG, Sacrifice another creature: You gain 1 life and draw a card.