mtg.wtf

Sacrifice Loyal Retainers: Return target legendary creature card from your graveyard to the battlefield. Activate only during your turn, before attackers are declared.

Destroy target nonland permanent and all other permanents with the same name as that permanent.

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.
{T}: Add {C}{C}.

Mana Vault doesn't untap during your untap step.
At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault.
At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you.
{T}: Add {C}{C}{C}.

{1}, {T}: Untap another target artifact.
{3}, {T}: Target creature can't be blocked this turn.

Other Merfolk creatures you control get +1/+1 and have islandwalk.

Creatures with power 3 or greater don't untap during their controllers' untap steps.

{T}: Destroy target creature with islandwalk.

Merieke Ri Berit doesn't untap during your untap step.
{T}: Gain control of target creature for as long as you control Merieke Ri Berit. When Merieke Ri Berit leaves the battlefield or becomes untapped, destroy that creature. It can't be regenerated.

Target player discards X cards at random.

Whenever an opponent draws a card, you may pay {1}. If you do, draw a card.

Mindless Automaton enters the battlefield with two +1/+1 counters on it.
{1}, Discard a card: Put a +1/+1 counter on Mindless Automaton.
Remove two +1/+1 counters from Mindless Automaton: Draw a card.

Whenever you cast an instant or sorcery spell, you may pay {3}. If you do, copy that spell. You may choose new targets for the copy.

Changeling
{X}: Until end of turn, creatures you control have base power and toughness X/X and gain all creature types.

Mistform Ultimus is every creature type.

Destroy target land. If that land was nonbasic, Molten Rain deals 2 damage to the land's controller.

Haste
Prowess

Trample

Destroy target creature or enchantment.

{T}: Add {G}.

{T}: Add {B}.

Metalcraft — {T}: Add one mana of any color. Activate only if you control three or more artifacts.

{T}: Add {W}.

{T}: Add {R}.

{T}: Add {U}.