Defender
This creature enters with four ice counters on it.
Whenever you cast an instant or sorcery spell, remove an ice counter from this creature. Then if it has no ice counters on it, transform it.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

When this creature enters, you may search your library for an artifact card with mana value 2, reveal that card, put it into your hand, then shuffle.

When Heliod enters, return target enchantment card that isn't a God from your graveyard to your hand.
: Transform Heliod. Activate only as a sorcery. ( can be paid with either or 2 life.)

Flying, haste
Devour 2 (As this creature enters, you may sacrifice any number of creatures. It enters with twice that many +1/+1 counters on it.)

Add for each tapped land your opponents control.

At the beginning of combat on your turn, exile up to one target card from a graveyard.
: Adapt 2.
Whenever one or more +1/+1 counters are put on this creature, put a creature card exiled with this creature onto the battlefield under your control with a finality counter on it. It gains haste. Sacrifice it at the beginning of the next end step.

+1: Chandra Nalaar deals 1 damage to target player or planeswalker.
−X: Chandra Nalaar deals X damage to target creature.
−8: Chandra Nalaar deals 10 damage to target player or planeswalker and each creature that player or that planeswalker's controller controls.

Changeling (This card is every creature type.)
Champion a creature (When this enters, sacrifice it unless you exile another creature you control. When this leaves the battlefield, that card returns to the battlefield.)
Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Whenever you attack a player with one or more equipped creatures, draw a card.
: You may unattach an Equipment from a creature you control. If you do, tap that creature and it gains indestructible until end of turn.

Power-up — : Put two +1/+1 counters on Nick Fury, then look at the top seven cards of your library. You may put a Hero, Equipment, or Vehicle card from among them onto the battlefield. If it's a double-faced card, you may transform it. Put the rest on the bottom of your library in a random order. (Activate each power-up ability only once. Reduce the cost by his mana cost if he entered this turn.)

All creatures get -1/-1 until end of turn for each Swamp you control.

Instant and sorcery spells you control have rebound. (Exile the spell as it resolves if you cast it from your hand. At the beginning of your next upkeep, you may cast that card from exile without paying its mana cost.)

Enchant artifact you control
At the beginning of your upkeep, create a token that's a copy of enchanted artifact. Then if you control eight or more artifacts with the same name as one another, you win the game.

+1: Head to AskUrza.com and click +1.
−1: Head to AskUrza.com and click -1.
−6: Head to AskUrza.com and click -6.

Rift Bolt deals 3 damage to any target.
Suspend 1— (Rather than cast this card from your hand, you may pay and exile it with a time counter on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)

Changeling (This card is every creature type.)
When this creature enters, destroy up to one target artifact or enchantment.

Whenever you're dealt damage,
Augment (, Reveal this card from your hand: Combine it with target host. Augment only as a sorcery.)

Affinity for artifacts (This spell costs less to cast for each artifact you control.)
Draw two cards.