When Southern Air Temple enters, put X +1/+1 counters on each creature you control, where X is the number of Shrines you control.
Whenever another Shrine you control enters, put a +1/+1 counter on each creature you control.

Deathtouch
Whenever another creature you control dies, you gain life equal to its toughness.
Whenever you gain life, each opponent loses 1 life.

Whenever this creature or another Ally you control enters, you gain 1 life. If this is the second time this ability has resolved this turn, draw a card.

This land enters tapped.
When this land enters, it deals 1 damage to target opponent.
: Add or .

When this creature enters, you may blight 2. If you do, create two 1/1 black and red Goblin creature tokens.

Whenever you cast a spell with an odd mana value, convert Soundwave. If you do, create Ravage, a legendary 3/3 black Robot artifact creature token with menace and deathtouch.
Whenever you cast a spell with an even mana value, convert Soundwave. If you do, create Laserbeak, a legendary 2/2 blue Robot artifact creature token with flying and hexproof.

More Than Meets the Eye
Whenever one or more creature tokens you control deal combat damage to a player, exile target instant or sorcery card with mana value equal to the damage dealt from their graveyard. Copy it. You may cast the copy without paying its mana cost. If you do, convert Soundwave.

Counter target spell. If that spell's mana value was 2 or less, recruit.

Create a 1/1 green Wolf creature token. It has "This token gets +1/+1 for each card named Sound the Call in each graveyard."

Vanishing 1
Whenever another creature you control enters, put a time counter on this creature.

This creature can't be blocked.
When this creature enters, detain target creature an opponent controls.

Defender
, Sacrifice this creature: Counter target creature spell.

Enchant creature
Enchanted creature gets +1/+1 and has vigilance.
When enchanted creature dies, manifest the top card of your library.

: Add .
: This land becomes a 3/3 creature with vigilance and all creature types. It's still a land.

When this creature enters, put two -1/-1 counters on target creature you control.
When this creature dies, you may put a -1/-1 counter on target creature for each -1/-1 counter on this creature.

Equipped creature has trample.
Whenever equipped creature deals combat damage to a player, seek a card with mana value equal to that damage.
Equip

Target creature you control gets +X/+0 until end of turn, where X is the number of creature cards in your graveyard. Sacrifice that creature at the beginning of the next end step.

When this creature enters, exile up to two target cards from a single graveyard. If at least one creature card was exiled this way, each opponent loses 2 life and you gain 2 life.

Destroy all nonartifact permanents.

Prowess
If a source you control would deal noncombat damage to a creature an opponent controls, put that many -1/-1 counters on that creature instead.

Defender
Whenever this creature is dealt combat damage, you gain that much life and attacking player loses that much life.

Put X +1/+1 counters on target creature, where X is that creature's power.

Draw cards equal to the power of target creature you control.

You gain life equal to target creature's power.

Target creature you control deals damage equal to its power to any target.

Whenever another creature enters, you may gain 1 life.

, Sacrifice a creature: Draw a card.

Return all creatures on the battlefield and all creature cards in graveyards to their owners' hands.

: You gain 1 life.

Enchant two creatures
Enchanted creatures each get +1/+1 and have hexproof.
When one of the enchanted creatures dies, destroy the other.