mtg.wtf

{1}{G}, {T}: You may put a creature card from your hand onto the battlefield.

Target creature gets +4/+4 until end of turn.
Retrace

When Monstrosity of the Lake enters the battlefield, you may pay {5}. If you do, tap all creatures your opponents control, then put a stun counter on each of those creatures.
Islandcycling {2}

Monstrous Carabid attacks each combat if able.
Cycling {B/R}

Target creature gets +4/+4 until end of turn.

Monstrous Onslaught deals X damage divided as you choose among any number of target creatures, where X is the greatest power among creatures you control as you cast this spell.

Target creature gets +2/+0 until end of turn. Create a Monster Role token attached to it.

Target creature gets +7/+7 until end of turn. Up to one other target creature blocks it this turn if able.
Cycling {2}

Kicker {U}
As Monstrous War-Leech enters the battlefield, if it was kicked, mill four cards.
Monstrous War-Leech's power and toughness are each equal to the highest mana value among cards in your graveyard.

{3}, {T}: Search your library for a basic, Sphere, or Locus land card, reveal it, put it into your hand, then shuffle.
{3}: Monument to Perfection becomes a 9/9 Phyrexian Construct artifact creature, loses all abilities, and gains indestructible and toxic 9. Activate only if there are nine or more lands with different names among the basic, Sphere, and Locus lands you control.

Target player draws X cards and loses X life, where X is the number of artifacts you control.

Undergrowth — When Moodmark Painter enters the battlefield, target creature gains menace and gets +X/+0 until end of turn, where X is the number of creature cards in your graveyard.

Flying

Divine Intervention — When Moon-Blessed Cleric enters the battlefield, you may search your library for an enchantment card, reveal it, then shuffle and put that card on top.

Ninjutsu {U}
Whenever Moon-Circuit Hacker deals combat damage to a player, you may draw a card. If you do, discard a card unless Moon-Circuit Hacker entered the battlefield this turn.

Ninjutsu {U}
Whenever Moon-Circuit Hacker deals combat damage to a player, scry 2, then draw a card. Discard a card unless Moon-Circuit Hacker entered the battlefield this turn.

As long as you control a Yanling planeswalker, Moon-Eating Dog has flying.

Ninjutsu {2}{U}
Whenever Moonblade Shinobi deals combat damage to a player, create a 1/1 blue Illusion creature token with flying.

Flying
{2}, Return a land you control to its owner's hand: Target land becomes the basic land type of your choice until end of turn.

Flying
Whenever Moonfolk Puzzlemaker becomes tapped, scry 1.

Changeling
{B}: Moonglove Changeling gains deathtouch until end of turn.

Sacrifice Moonglove Extract: It deals 2 damage to any target.

Deathtouch

Target player can't play lands this turn if {R} was spent to cast this spell and can't cast creature spells this turn if {W} was spent to cast this spell.

Target spell or permanent becomes colorless.