MTG Omnath, Locus of the Roil Deckby ravnarok

When Omnath enters, it deals damage to any target equal to the number of Elementals you control. Landfall — Whenever a land you control enters, put a +1/+1 counter on target Elemental you control. If you control eight or more lands, draw a card.

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a legendary spell, and that spell can't be countered.

Landfall — Whenever a land you control enters, add one mana of any color.

This spell can't be countered. Trample, haste Creature spells you control can't be countered. Combat damage can't be prevented.

When this enchantment enters, draw a card, then you may put a land card from your hand onto the battlefield. If you put a Cave onto the battlefield this way, you gain 4 life. Lands you control enter untapped.

Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.

Search your library for a snow land card, put it onto the battlefield tapped, then shuffle.

Target player takes an extra turn after this one.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {R}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G} or {U}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

{T}: Add one mana of any color in your commander's color identity.

When this land enters, sacrifice it. When you do, search your library for a basic Swamp, Mountain, or Forest card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.