Cumulative upkeep—Put a -1/-1 counter on Aboroth. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Other creatures you control have trample.

Flash

This spell costs less to cast for each attacking creature.

Trample

When Ancient Stone Idol dies, create a 6/12 colorless Construct artifact creature token with trample.

When Apex Altisaur enters the battlefield, it fights up to one target creature you don't control.

Enrage — Whenever Apex Altisaur is dealt damage, it fights up to one target creature you don't control.

Menace

Crew 4 (Tap any number of creatures you control with total power 4 or more: This Vehicle becomes an artifact creature until end of turn.)

Arixmethes, Slumbering Isle enters the battlefield tapped with five slumber counters on it.

As long as Arixmethes has a slumber counter on it, it's a land. (It's not a creature.)

Whenever you cast a spell, you may remove a slumber counter from Arixmethes.

: Add .

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Trample

If an opponent controls at least four more creatures than you, this spell costs less to cast.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

B.F.M. onto the battlefield. If one B.F.M. card

more creatures.

When Bearer of the Heavens dies, destroy all permanents at the beginning of the next end step.

Trample

Soulshift 8 (When this creature dies, you may return target Spirit card with mana value 8 or less from your graveyard to your hand.)

When Breaching Leviathan enters the battlefield, if you cast it from your hand, tap all nonblue creatures. Those creatures don't untap during their controllers' next untap steps.

Flying, first strike, vigilance, lifelink

Your opponents can't cast spells with mana value 3 or less.

Trample

When you cast this spell and whenever Cityscape Leveler attacks, destroy up to one target nonland permanent. Its controller creates a tapped Powerstone token.

Unearth

Defender, indestructible

: Monstrosity 10. (If this creature isn't monstrous, put ten +1/+1 counters on it and it becomes monstrous.)

As long as Colossus of Akros is monstrous, it has trample and can attack as though it didn't have defender.

Trample

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Flying

Whenever Cybership deals combat damage to a player, put the top two cards of that player's library onto the battlefield face down under your control. They're 2/2 Cyberman artifact creatures.

Crew 4

Whenever Daemogoth Titan attacks or blocks, sacrifice a creature.

When Dawnglade Regent enters the battlefield, you become the monarch.

As long as you're the monarch, permanents you control have hexproof.

( represents colorless mana.)

At the beginning of combat on your turn, reveal the top card of your library. If a creature card is revealed this way, you may have creatures you control other than Deceiver of Form become copies of that card until end of turn. You may put that card on the bottom of your library.

You may pay 6 life and sacrifice three black creatures rather than pay this spell's mana cost.

Flying, trample

Depth Charge Colossus doesn't untap during your untap step.

: Untap Depth Charge Colossus.

//PRT-Prototype_Mech//

Prototype (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

6/6

When you cast this spell, create a 10/10 colorless Eldrazi creature token.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.)

Domain — This spell costs less to cast for each basic land type among lands you control.

Flying

Domain — At the beginning of your upkeep, sacrifice Draco unless you pay . This cost is reduced by for each basic land type among lands you control.

When Dread Cacodemon enters the battlefield, if you cast it from your hand, destroy all creatures your opponents control, then tap all other creatures you control.

If a creature dying causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

, Exile three creature cards from your graveyard: Put an indestructible counter on Drivnod, Carnage Dominus. ( can be paid with either or 2 life.)

Flying, trample

When Eater of Days enters the battlefield, you skip your next two turns.

This spell can't be countered.

When you cast this spell, take an extra turn after this one.

Flying, protection from spells that are one or more colors, annihilator 6

When Emrakul, the Aeons Torn is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

Trample

At the beginning of your upkeep, sacrifice Endless Wurm unless you sacrifice an enchantment.

Etched Monstrosity enters the battlefield with five -1/-1 counters on it.

, Remove five -1/-1 counters from Etched Monstrosity: Target player draws three cards.

When you cast this spell, gain control of target creature until end of turn. Untap that creature. Until end of turn, it has base power and toughness 10/10 and gains trample, annihilator 2, and haste.

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.)

Trample

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

At the beginning of your upkeep, Force of Nature deals 8 damage to you unless you pay .

Vigilance

Hydra spells you cast cost less to cast.

Whenever a creature you control becomes the target of a spell, Gargos, Vicious Watcher fights up to one target creature you don't control.

Trample

Whenever you attack, choose one —

• Create a tapped and attacking X/X green Dinosaur creature token with trample, where X is the greatest power among other attacking creatures.

• Create X 1/1 white Vampire creature tokens with lifelink, where X is the number of other attacking creatures.

Trample

When Ghalta, Stampede Tyrant enters the battlefield, put any number of creature cards from your hand onto the battlefield.

Trample

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Other creatures you control have trample and ward .

Whenever Gloom Sower becomes blocked by a creature, that creature's controller loses 2 life and you gain 2 life.

Flying

Grief Tyrant enters the battlefield with four -1/-1 counters on it.

When Grief Tyrant dies, put a -1/-1 counter on target creature for each -1/-1 counter on Grief Tyrant.

Other creatures have "Whenever this creature attacks, you may have it fight Grothama, All-Devouring."

When Grothama leaves the battlefield, each player draws cards equal to the amount of damage dealt to Grothama this turn by sources they controlled.

Menace

At the beginning of your upkeep, tap Heavyweight Demolisher unless you pay .

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Frenzied Metabolism — As an additional cost to cast this spell, you may remove any number of +1/+1 counters from among creatures you control. This spell costs less to cast for each counter removed this way.

Vigilance, reach, ward

Titanic — Hierophant Bio-Titan can't be blocked by creatures with power 2 or less.

When Hunted Troll enters the battlefield, target opponent creates four 1/1 blue Faerie creature tokens with flying.

: Regenerate Hunted Troll.

Flying

When Hypnox enters the battlefield, if you cast it from your hand, exile all cards from target opponent's hand.

When Hypnox leaves the battlefield, return the exiled cards to their owner's hand.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Indestructible

Flying, first strike, trample

Once each turn, while you're searching your library, you may pay , reveal Infernal Spawn of Infernal Spawn of Evil from your library and say "I'm coming, too" If you do, Infernal Spawn of Infernal Spawn of Evil deals 2 damage to a player of your choice.

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.)

Whenever an opponent sacrifices a nontoken permanent, put that card onto the battlefield under your control.