Exile the top card of your library. You may put that card into your hand unless it has the same name as another card exiled this way. Repeat this process until you put a card into your hand or you exile two cards with the same name, whichever comes first.

Deathtouch
Whenever you draw a card, you gain 2 life.
Whenever an opponent draws a card, they lose 2 life.

: Add .
, : Target creature gains protection from artifacts until end of turn.

Whenever Shredder attacks a player, for each other opponent, create a token that's a copy of Shredder tapped and attacking that player, except it isn't legendary. Sacrifice those tokens at end of combat.
Whenever Shredder deals combat damage to a player, that player loses half their life, rounded up.

(: Add or .)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

, : Return target artifact card from your graveyard to your hand.

, Pay 1 life, Sacrifice this land: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

Activated abilities of artifacts your opponents control can't be activated.
+1: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value.
−2: You may reveal an artifact card you own from outside the game or choose a face-up artifact card you own in exile. Put that card into your hand.

: Add .
, , Sacrifice a creature: You gain life equal to the sacrificed creature's toughness.

: Add . This land deals 2 damage to you.

This artifact doesn't untap during your untap step.
At the beginning of your upkeep, you may pay . If you do, untap this artifact.
At the beginning of your draw step, if this artifact is tapped, it deals 1 damage to you.
: Add .

Flying
Vigilance (Attacking doesn't cause this creature to tap.)

Destroy all lands.

, Pay 1 life, Sacrifice this land: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.

Sneak
Attacking Ninjas you control have deathtouch.
Whenever Dark Leo & Shredder deal combat damage to a player, create a 1/1 black Ninja creature token. Then if you control five or more Ninjas, that player loses half their life, rounded up.

: Add . This land deals 2 damage to you.

Flip Falling Star onto the playing area from a height of at least one foot. Falling Star deals 3 damage to each creature it lands on. Tap all creatures dealt damage by Falling Star. If Falling Star doesn't turn completely over at least once during the flip, it has no effect.

As Gollum enters, choose odd or even. (Zero is even.)
Whenever an opponent casts a spell with mana value of the chosen quality, choose one that hasn't been chosen —
• Put a +1/+1 counter on Gollum.
• Each opponent loses 2 life and you gain 2 life.
• Draw a card.

You may play any number of lands on each of your turns.
Whenever you play a land, if it wasn't the first land you played this turn, this enchantment deals 1 damage to you.

: Add one mana of any color in your commander's color identity.