mtg.wtf

Target creature gets +2/+2 until end of turn. Up to one other target creature gets +1/+1 until end of turn.

Other Mice you control get +1/+1.
When Mabel, Heir to Cragflame enters, create Cragflame, a legendary colorless Equipment artifact token with "Equipped creature gets +1/+1 and has vigilance, trample, and haste" and equip {2}.

Whenever a creature you control with power 2 or less attacks, it gains skulk until end of turn.
Whenever a creature with power 4 or greater attacks you, its controller loses 2 life and you gain 2 life.

Put target creature card from an opponent's graveyard onto the battlefield under your control. It gets +2/+0 and gains haste until end of turn. Sacrifice it at the beginning of the next end step.

This spell costs {2} less to cast if a creature card was put into your graveyard from anywhere this turn.
Return up to two target creature cards from your graveyard to your hand.

Return up to two target creature cards from your graveyard to your hand, then discard a card.

Equipped creature gets +0/+2 and has protection from Demons and from Devils.
Whenever equipped creature attacks, it perpetually gets +1/+0 if it has the same name as another creature you control or a creature card in your graveyard.
Equip {1}

Equipped creature gets +1/+1 for each charge counter on Mace of the Valiant and has vigilance.
Whenever a creature you control enters, put a charge counter on Mace of the Valiant.
Equip {3}

First strike, haste
Cycling {3}

Look at the top X cards of your library, where X is the number of artifacts you control. Put one of those cards into your hand and the rest on the bottom of your library in any order.

You may have Machine God's Effigy enter as a copy of any creature on the battlefield, except it's an artifact and it has "{T}: Add {U}."
{T}: Add {U}.

This spell costs {1} less to cast if you control an artifact creature.
Return target nonland permanent to its owner's hand.

Other Goblin creatures you control get +1/+1.
{T}: Regenerate another target Goblin.

At the beginning of your end step, if Mad Dog didn't attack or come under your control this turn, sacrifice it.

When you encounter this phenomenon, starting with the next player in turn order, that player chooses a permanent type. The next player chooses a number between 1 and 10. The next player chooses a keyword counter. Then reveal and resolve the following ability with those words. (don't reveal the second ability before the words have been chosen!)
Each player creates a token that's a copy of a [permanent] and puts [number] +1/+1 counters on it. If it's not a creature, it becomes a 0/0 creature in addition to its other types. It enters with [keyword] counter.

Haste
{T}, Discard a card: Draw a card.

Whenever you draw your second card each turn, create two 1/1 black Rat creature tokens.

{T}: Roll a six-sided die. On a 3 or lower, target player adds {C}. Otherwise, that player adds one mana of any color they choose.

Partner with Jenny Flint
Madame Vastra must be blocked if able.
Whenever a creature dealt damage by Madame Vastra this turn dies, create a Clue token and a Food token.

Madblind Mountain enters tapped.
{R}, {T}: Shuffle your library. Activate only if you control two or more red permanents.

Reveal cards from the top of your library until you reveal an artifact card. Put that card onto the battlefield and the rest on the bottom of your library in a random order. Madcap Experiment deals damage to you equal to the number of cards revealed this way.

Enchant creature
Enchanted creature gets +3/+0 and has menace.

Kicker {3}{U}
Each opponent mills eight cards. If this spell was kicked, instead each opponent mills half their library, rounded up.

Enchant player
Whenever enchanted player casts a noncreature spell, roll a d6. Maddening Hex deals damage to that player equal to the result. Then attach Maddening Hex to another one of your opponents chosen at random.

Flying
{T}: Non-Wall creatures the active player controls attack this turn if able. At the beginning of the next end step, destroy each of those creatures that didn't attack this turn. Activate only during an opponent's turn and only before combat.