mtg.wtf

{T}: Heavy Ballista deals 2 damage to target attacking or blocking creature.

When Hecatomb enters, sacrifice Hecatomb unless you sacrifice four creatures.
Tap an untapped Swamp you control: Hecatomb deals 1 damage to any target.

Mill a card, then draw cards equal to the milled card's mana value.

{2}, {T}: Return target permanent to its owner's hand. Activate only if you control four or more snow permanents.

As Heightened Awareness enters, discard your hand.
At the beginning of your draw step, draw an additional card.

Flying
{1}, {T}: Add one mana of any color.

Sunburst
{2}, Sacrifice Heliophial: It deals damage equal to the number of charge counters on it to any target.

All creatures get -1/-0 until end of turn.

{3}, Sacrifice a creature: Return target creature card from your graveyard to the battlefield.

First strike, haste
Discard a card at random: Hell-Bent Raider gains protection from white until end of turn.

Haste
When Hellhole Rats enters, target player discards a card. Hellhole Rats deals damage to that player equal to that card's mana value.

You may choose not to untap Helm of Possession during your untap step.
{2}, {T}, Sacrifice a creature: Gain control of target creature for as long as you control Helm of Possession and Helm of Possession remains tapped.

Whenever a player casts a red spell, you may pay {3}. If you do, untap target permanent.

{T}: Add {C}.
{2}, {T}: Add one mana of any color.

Flying, vigilance
Echo {2}{W}{W}

Whenever another creature you control enters, Herd Gnarr gets +2/+2 until end of turn.

At the beginning of your upkeep, put a land card from your library chosen at random onto the battlefield.

Destroy target legendary creature.

Enchant creature
Enchanted creature gets +1/+5.

You gain 20 life.
Suspend 10—{W}

Enchant creature
Enchanted creature gets +3/+3 unless it shares a color with the most common color among all permanents or a color tied for most common.

Sacrifice a white creature: For each attacking red creature, prevent all combat damage that would be dealt by that creature this turn unless its controller pays {2}{R}.

When a player casts a spell, sacrifice Hesitation and counter that spell.

Return all green permanents to their owners' hands.

Cumulative upkeep {1}
Whenever you pay Hibernation's End's cumulative upkeep, you may search your library for a creature card with mana value equal to the number of age counters on Hibernation's End, put it onto the battlefield, then shuffle.