mtg.wtf

Whenever a Detective you control enters or is turned face up, put a +1/+1 counter on it.
To solve — You control three or more Detectives.
Solved — If one or more tokens would be created under your control, those tokens plus a Clue token are created instead.

Whenever a creature you control enters, you gain 1 life.
To solve — You've gained 5 or more life this turn.
Solved — Sacrifice this Case: Creature cards in your graveyard gain "You may cast this card from your graveyard" until end of turn.

Destroy all non-Giant creatures.

Flash
When Cast Out enters, exile target nonland permanent an opponent controls until Cast Out leaves the battlefield.
Cycling {W}

Untapped creatures you control get +0/+2.

Castle Ardenvale enters tapped unless you control a Plains.
{T}: Add {W}.
{2}{W}{W}, {T}: Create a 1/1 white Human creature token.

Flying
As long as Castle Raptors is untapped, it gets +0/+2.

When this creature enters, create a Food token.
Whenever you gain life for the first time during each of your turns, create a 1/1 white Cat creature token.

Each player chooses from among the permanents they control an artifact, a creature, an enchantment, and a land, then sacrifices the rest.

Vigilance
When Cataclysmic Gearhulk enters, each player chooses an artifact, a creature, an enchantment, and a planeswalker from among the nonland permanents they control, then sacrifices the rest.

Tap five untapped Soldiers you control: Exile target creature.

Tap two untapped Soldiers you control: Catapult Squad deals 2 damage to target attacking or blocking creature.

Destroy all lands or all creatures. Creatures destroyed this way can't be regenerated.

Flash
{1}, Sacrifice this creature: Destroy target artifact or enchantment.

Enchant creature
Enchanted creature has vigilance and "At the beginning of your end step, create a 1/1 white Human creature token."

Whenever you cast a noncreature spell, Cathar's Companion gains indestructible until end of turn.

Whenever a creature you control enters, put a +1/+1 counter on each creature you control.

Defender
When Cathedral Membrane dies during combat, it deals 6 damage to each creature it blocked this combat.

When Cathedral Sanctifier enters, you gain 3 life.

Enchant creature
Enchanted creature can't attack or block.
When a Vehicle you control attacks, exile enchanted creature.

Vigilance
When Cavalier of Dawn enters, destroy up to one target nonland permanent. Its controller creates a 3/3 colorless Golem artifact creature token.
When Cavalier of Dawn dies, return target artifact or enchantment card from your graveyard to your hand.

When Cavalry Drillmaster enters, target creature gets +2/+0 and gains first strike until end of turn.

Flanking
Other creatures you control with flanking have flanking.

Flying
Whenever Cavalry Pegasus attacks, each attacking Human gains flying until end of turn.

If you control two or more other lands, Cave of the Frost Dragon enters tapped.
{T}: Add {W}.
{4}{W}: Cave of the Frost Dragon becomes a 3/4 white Dragon creature with flying until end of turn. It's still a land.