Surveyor of Destruction
Creature - Eldrazi (R)
Suspend 3 -
Whenever a time counter is removed from Surveyor of Destruction while it's exiled, target creature you control gains annihilator 1 until end of turn.
Surveyor of Destruction's power and toughness are each equal to the number of permanent cards in your opponent's graveyards.
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Myr Reclaimer

Artifact Creature -- Myr (C)
This spell costs less to cast for each artifact card in your graveyard.
The legions of inert Phyrexians scattered across Mirrodin gave the myr something they badly needed: a job to do.
4/4

Gattling Cannon
Artifact (R)
, spree:
+ ─ Gattling Cannon deals 1 damage to each creature target player controls.
+ ─ Gattling Cannon deals 2 damage to up to three target creatures.
+ ─ Gattling Cannon deals 6 damage to each other player.

Not sure that works ruleswise.

Portal Titan

Artifact Creature -- Construct (R)
As an additional cost to cast this spell, you may choose any number of nontoken creatures you control. This spell costs less to cast for each creature chosen this way.
When Portal Titan enters, exile the chosen creatures for as long as Portal Titan remains on the battlefield.
7/7

Wicked Advisor
Creature - Human Advisor (U)
Lifelink
Wicked Advisor enters with a +1/+1 counter if you exiled a creature this turn.
1/1
"Sycophants abound my lord."

Earnest Soldier
Creature - Human Soldier (U)
As Earnest Soldier enters the battlefield, you may have it enters as a copy of any token creature on the battlefield.
A good soldier doesn't just fight; she learns to fight.
2/2

Holy Crusade
Enchantment (R)
When Holy Crusade enters, gain control of target land if you control less lands than its controller.
You can't play lands unless you control less lands than an opponent.
At the beginning of your end step, if you didn't play a land this turn, create a 2/2 white human soldier creature.
Nothing falls to faith faster than reason.

missed 3

Community Service
Enchantment
When ~ enters the battlefield, exile target creature until ~ leaves the battlefield. You gain 1 life.
At the beginning of your upkeep, you gain 1 life.

Strategic Retreat
Sorcery (R)
Exile each creature to it's owners command zone.

Bury in Light
Sorcery
Destroy all creatures and enchantments, then exile all graveyards.
"Only when the lies and liars have left will the truth be revealed to an empty world."

Seven Heavenly Virtues
Enchantment - Aura (M)
Enchant creature
Seven Heavenly Virtues costs less to cast for each in the mana cost of its target.
When Seven Heavenly Virtues enters the battlefield, target opponent gains control of enchanted creature.
Enchanted creature has vigilance, must attack each turn if able, and must block each turn if able.
Enchanted creature deals damage to players in the form of life gain, to planeswalkers in the form of loyalty counters, and to creatures in the form of +1/+1 counters.

Self Reflection
Instant (C)
Return target creature you control to its owners hand.
Scry X.

Pilot Prodigy
Creature - Human Pilot (U)
Flying
Whenever Pilot Prodigy crews a vehicle, draw a card.
1/1

Twiddles
Instant
Tap up to two target artifacts, creatures, or lands.
Untap up to two target artifacts, creatures, or lands.

Arcane Stutter
Instant (U)
Return target permanent or spell to it's owners hand. If you targeted a permanent or spell you control, you may cast it until end of turn without paying its mana cost.

Mass Insubstantion
Instant
Return each creature and each spell to its owner's hand.

Strictly better than Evacuate, but no one plays that

Dare
Sorcery (R)
Target player mills 10 cards.
Dream
Aftermath (Cast this spell only from your graveyard. Then exile it.)
Target player mills 10 cards.

Hard on the Heels
Sorcery (M)
Investigate twice, then take an extra turn after this one.
He wasn't going to escape this time.

Behemoth of Silent Depths
Creature - Serpent Spirit
Trample, Menace
When Behemoth of Silent Depths enters the battlefield, target opponent creates an artifact token named "Silver Harpoon"
Ward - , Sacrifice a permanent named "Silver Harpoon."
8/8

Painful Choice
Sorcery (R)
Target opponent exiles a card from their hand.
Cards that share a name with a card exiled with ~ cost more to play (This includes playing lands.)
"Bah! Necromancer's treat death as some minor inconvenience! Time to make them work for what they lost!" - Karlyn, Seneschal of The End