Skyshroud Behemoth [Nemesis]

Skyshroud Behemoth [Nemesis]Set: Nemesis Type: Creature Beast Rare Cost: {5}{G}{G} Fading 2 (This creature enters the battlefield with two fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.) Skyshroud Behemoth enters the battlefield tapped.

if Mana Vault is tapped

When the ground is saturated with mana

you may search your library for up to three basic land cards

Set: Zendikar Expeditions Type: Land Mythic Cost: {T}

Set: Seventh Edition Type: Artifact Rarity: Rare Cost: {1} Creatures with power 3 or greater don't untap during their controllers' untap steps

and you decide whether to flip again

Enchanted creature has "Discard a card: This creature gets +1/+1 until end of turn

Set: Zendikar Type: Creature — Snake Mythic Cost: {1}{G} Landfall — Whenever a land enters the battlefield under your control

or land card from their hand onto the battlefield

that player sacrifices all but that many permanents

Sacrifice Flooded Strand: Search your library for a Plains or Island card

Set: Limited Edition Alpha Type: Enchantment Common Cost: {1}{W} {1}: The next time a green source of your choice would deal damage to you this turn