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

Target creature gets -5/-0 until end of turn.

Combine Shrines to really shine

When this creature enters, you may search your library for an Aura or Shrine card, reveal it, put it into your hand, then shuffle.

: Add .
: Add . Spend this mana only to cast colorless spells. Activate only if you control seven or more lands.

At the beginning of your upkeep and whenever you cast a blue spell, put a charge counter on this artifact.
, Sacrifice this artifact: Look at the top X cards of your library, where X is the number of charge counters on this artifact. Put one of those cards into your hand and the rest on the bottom of your library in any order.

At the beginning of your upkeep and whenever you cast a white spell, put a charge counter on this artifact.
, , Sacrifice this artifact: Create a 1/1 colorless Phyrexian Myr artifact creature token for each charge counter on this artifact.

At the beginning of your upkeep and whenever you cast a black spell, put a charge counter on this artifact.
, , Sacrifice this artifact: Target player discards a card for each charge counter on this artifact.

At the beginning of your upkeep and whenever you cast a red spell, put a charge counter on this artifact.
, , Sacrifice this artifact: It deals damage equal to the number of charge counters on it to any target.

At the beginning of your upkeep and whenever you cast a green spell, put a charge counter on this artifact.
, Sacrifice this artifact: Add for each charge counter on this artifact.

Creatures with power less than this creature's power can't block it.
: Transform this creature.

Flying
Tribute 2
When this creature enters, if tribute wasn't paid, target opponent sacrifices a creature of their choice.

Flying, double strike, vigilance

Trample
Whenever you attack with one or more creatures, untap up to X lands, where X is the greatest power among those creatures.

Fear
When this creature enters, destroy target nonartifact, nonblack creature.
Evoke

At the beginning of the Hydra's end step, each player discards a card.
Hero's Reward — When Shrieking Titan Head leaves the battlefield, each player gains 4 life and draws a card.

Flying
Whenever this creature attacks, defending player discards a card.

Haste
When this creature enters, tap all other creatures.

Flying
When this creature enters, if was spent to cast it, target player discards a card.

Flying
When this creature enters, return a creature you control to its owner's hand.

At the beginning of each opponent's upkeep, if that player has one or fewer cards in hand, they lose 3 life.

This artifact enters with three charge counters on it.
, Remove a charge counter from this artifact: Target player mills two cards.

Flying
Whenever this creature deals combat damage to a player, that player mills two cards.

Flying
: This creature gains haste until end of turn.

At the beginning of your first main phase, you may discard a card. When you do, target creature can't block this turn.
Sonic Blast — Whenever a creature an opponent controls dies, Shriek deals 1 damage to that player.

Flying
Infect

Target creature gains fear until end of turn.

Survival — At the beginning of your second main phase, if this creature is tapped, put a +1/+1 counter on target creature.