Spells you cast from your graveyard or from exile cost less to cast.
Plotting cards from your hand costs less.

At the beginning of combat on your turn, target noncreature artifact you control becomes an 8/8 Robot Villain artifact creature in addition to its other types.

As long as there are eight or more cards in your graveyard, Doc Ock has base power and toughness 8/8.
As long as you control another Villain, Doc Ock has hexproof.

Flash
Whenever this creature attacks, it connives.

Whenever a creature you control with mana value 5 or greater enters, you may attach this Equipment to it.
Equipped creature gets +4/+4.
Equip

If you would put one or more counters on a permanent you control, put that many plus one of each of those kinds of counters on that permanent instead.
: Add X mana of any one color, where X is Doc Samson's power.

Flying
Whenever you cast an instant or sorcery spell, create a 1/1 blue Human Wizard creature token. Then if you control three or more Wizards, transform this creature.

, Sacrifice an artifact or creature: Draw a card.

When this creature enters, create X Treasure tokens, where X is the number of artifacts and enchantments your opponents control.

This creature enters with a +1/+1 counter on it.
When this creature dies, put its counters on target creature you control.

When Doctor Doom enters, create two 3/3 colorless Robot Villain artifact creature tokens named Doombot.
As long as you control an artifact creature or a Plan, Doctor Doom has indestructible.
At the beginning of your end step, you draw a card and lose 1 life.

Whenever you discard one or more land cards, each opponent loses 2 life.
At the beginning of combat on your turn, target Villain you control gains menace until end of turn. It connives.

Lifelink
: You draw a card and lose 1 life. Then if your library has no cards in it, you win the game. (You win even if you have 0 life or didn't draw a card.)

Vigilance
When Doctor Jane Foster enters, return target creature card with mana value 3 or less from your graveyard to your hand. If you gained life this turn, return that card to the battlefield instead.

Other Villains you control get +2/+2.
Your maximum hand size is eight.
At the beginning of your end step, if you have fewer than eight cards in hand, draw cards equal to the difference.

Flying
When Doctor Spectrum enters, choose one —
• Create a 0/4 colorless Wall creature token with defender.
• Put a +1/+1 counter on each other Hero you control.
• Destroy target enchantment.

Lifelink
If you would gain life, you gain twice that much life instead.
At the beginning of each combat, if you have at least 10 life more than your starting life total, creatures you control get +2/+2 and gain vigilance until end of turn.

If a spell or ability an opponent controls causes you to discard this card, put it onto the battlefield with two +1/+1 counters on it instead of putting it into your graveyard.

(Gain the next level as a sorcery to add its ability.)
When this Class enters, mill two cards, draw two cards, then discard two cards.
: Level 2
When this Class becomes level 2, return up to two target artifact cards from your graveyard to your hand.
: Level 3
At the beginning of combat on your turn, put three +1/+1 counters on target artifact you control. If it isn't a creature, it becomes a 0/0 Robot creature in addition to its other types.

Flash
Enchant creature
As long as another player controls enchanted creature, it can't attack or block. Otherwise, this Aura has umbra armor.

Vigilance
Disguise
When this creature is turned face up, create two tapped 1/1 white Dog creature tokens.

When this creature enters, surveil 2.
Whenever an opponent draws their second card each turn, you may return this card from your graveyard to your hand.

: Destroy target creature token.

At the beginning of your end step, each opponent loses 1 life and you gain 1 life.